Top Basic Furnace: 

Our top pick for a basic furnace is the MGC2SC/MGC2SL units from Maytag. They have a 92% efficiency rating and are a compact unit that will fit virtually anywhere. They have a durable tubular primary heat exchanger and a stainless steel secondary heat exchanger for durability. The units have intelligent smartstart ignition which prolongs the life of the furnace ignitor and they are backed with an industry leading guarantee. The units are available in the USA and Canada but are only sold through factory authorized dealers.

Maytag MGC2SC/MGC2SL

    Best Premium Furnace: 

Maytag PGC2SC/PGC2SL

Maytag takes this category as well with their PGC2TC/PGC2TL units. They feature two stages of heating and a variable speed blower motor for efficiency.

The brand name is licensed to Nordyne and they are backed with an outstanding warranty that includes a brand new furnace if the heat exchanger fails during the unit's first twelve years.

  World's Ultimate Furnace: 

The DAIKIN brand has taken over the title of world's ultimate furnace with their DM97MC model.

It is a modulating furnace that can communicate with the other parts of the home's HVAC systems to maximize comfort and efficiency.

The unit features durable stainless steel heat exchangers and is also backed by an industry leading warranty but the brand is only available through a factory authorized dealer network.

Daikin DM97MC

   Other Furnace Ratings 

We continue our furnace ratings with an alphabetical list of manufacturers and reviews of their products. 

BRAND--------BASIC-PREMIUM-ULTIMATE

AIREASE-----------4*--------2*----------3*

This brand is from LENNOX INTERNATIONAL and is available only in the USA and Canada through authorized dealers. The A931A units have a 93% energy efficiency rating and they are backed by a good warranty. They have sealed service doors for more quiet operation but they have an aluminum heat exchanger which is not as durable as those with stainless steel. The A952V units are premium units with a 95% efficiency rating and a good warranty. They also have an enclosed burner box and insulated cabinet for sound control. The A97MV furnaces are their ultimate units with a 97% efficiency rating, modulating gas control and durable stainless steel heat exchangers. The warranty on most parts is not as good as some of the other brands. All of the units use more burners with smaller inputs to minimize the combustion noise and are designed to minimize heat exchanger hot spots through their patented EHX technology. 

AIRE-FLO -------<1*-------<1*--------NA 

This brand is from LENNOX INTERNATIONAL. They offer basic units with either a 92% (92AF) or 95% (95AF) efficiency rating. The units use aluminized steel heat exchangers instead of stainless steel and the warranty (especially on the heat exchanger) is not as good as many other brands. The 95AF2V model is a premium gas furnace but the warranty is not very good and it is not a multi-position unit. 

AIRTEMP------------4*--------2*--------NA

These furnaces are made by Nordyne for R.E. MICHEL COMPANY (a wholesale distributor). The VG7SC/L and GV7SCD/M models are basic units that feature durable tubular primary heat exchangers. They have stainless steel secondary heat exchangers and SmartLite igniters for durability. They are backed by an overall good warranty for the basic category. The VG7TC is a premium gas furnace but the guarantee on parts other than the heat exchanger is only average when compared to other brands. The brand is only available through dealers in the USA and their network is limited when compared to other brands.

ALLSTYLE--------<1*-------<1*--------NA 

The VSA/CSA model units have basic features but their warranty (especially on the heat exchanger) is not very good. The VSC series offers premium units but the units use standard technology and the warranty on the heat exchanger is not very good. The brand is only available through dealers and their network is rather limited.

AMANA--------------4*--------2*--------3* 

This brand name is licensed to GOODMAN MANUFACTURING which is a part of DAIKIN GLOBAL. The AMSS92 units are very good basic units with durable stainless steel heat exchangers and feature hot surface ignition with an adaptive learning control that provides for a longer igniter life. The AMVC96 units are premium units and feature a silicon carbide igniter for durability. In addition to a variable speed fan motor they have a two speed inducer motor for added efficiency and less operating noise. Their warranty is not as good as some of the other brands. The AMVM97 models are their ultimate units with a modulating gas valve as well as a variable speed inducer motor to closely match the heating load of the home. They are capable of communicating with the rest of the HVAC system to maximize comfort and efficiency and they are backed by a very good warranty including a lifetime unit replacement warranty if the heat exchanger fails. The brand is only available through authorized dealers in the USA and Canada.

AMERICAN STANDARD--4*---2*--------3* 

This brand is a part of INGERSOLL RAND but they are only available in the USA through their factory authorized dealer network. The AMERICAN STANDARD 92 is a basic "builder grade" furnace with a warranty that is not very good while the SILVER 95 is a basic model with all of the standard features and a good warranty. The GOLD 95V is a premium gas furnace and has the ability to maximize efficiency by communicating with all of the other parts of the home's HVAC systems. The PLATINUM 95 is their entry into the ultimate category and it has a variable speed inducer to maximize efficiency and minimize noise during operation.

AMERISTAR------<1*-------<1*--------NA

This brand is from INGERSOLL RAND and it is basically a "builder grade" brand.. They offer 95% efficient furnaces with variable speed blower motors but the guarantee on the heat exchanger is not very good. 

ARCOAIRE---------4*--------2*---------3* 

This brand is from INTERNATIONAL COMFORT PRODUCTS which is a part of UNITED TECHNOLOGIES CORP. The PERFORMANCE SERIES units are basic builders grade units with a warranty that is not very good. The DURACOMFORT 96 units are basic models that are backed by a good guarantee. The DURACOMFORT DELUXE F9MVE furnaces are premium units with a decent guarantee and the ability to communicate with the rest of the home's hvac system to maximize comfort and efficiency. The F9MAE units are ultimate furnaces that are backed by a good warranty. The brand is available in the USA and Canada but only through authorized dealers. 

ARMSTRONG AIR---4*--------2*--------3*

This brand is from LENNOX INTERNATIONAL and is available only in the USA and Canada through approved dealers. They offer basic units with either a 93% (A931A) or 95% (A951A) fuel efficiency. They have an aluminized steel heat exchanger instead of the more durable stainless steel heat exchangers but they are backed by a good warranty. The A952V units are premium furnaces and the A97MV models are ultimate units. They both have stainless steel heat exchangers, two speed inducer motors, and System Sentry onboard diagnostics. The units use more burners with smaller inputs to minimize noise and to eliminate hot spots in the heat exchanger. The A97MV units use a modulating gas control to more closely match the heating needs of the home and uses their COMFORT SYNC control to communicate and maximize the efficiency of the hvac system in the cooling mode.

BONAIRE----------NA--------NA-------<1*

These units are from CLIMATE TECHNOLOGIES which is a part of CELI GROUP and are made and sold in Australia. The MB5 furnace range offers both units to be located inside the home or outside. They are ultimate units with a variable speed fan motor and a modulating gas valve to very closely match the required heating for the home. The units can be controlled with a full function remote control or through a wall mounted control. The warranty on the heat exchanger (the most vital part) is not as good as most other brands. 

BROAN--------------4*--------3*--------3* 

This brand is a part of NORDYNE which is a subsidiary of NORTEK. The FG7SC/FG7SL models are basic gas furnaces with SmartLite technology which extends the life of the hot surface igniter. The FG7TC/FG7TL models are premium units that have their iSEER control which works with an existing air conditioner to make it work more efficiently. They have a 95% fuel efficiency and a very good warranty. The iQ DRIVE 97% MODULATING furnaces are ultimate units that check the home's indoor temperature and adjust their operation for maximum comfort. They have a very good warranty but are only available through dealers in the USA. 

BRYANT------------4*--------2*--------3*  

This brand is a part of UNITED TECHNOLOGIES CORP. The LEGACY LINE 915S models are 4 way multipurpose units with an efficiency rating of up to 95%. They feature the "PerfectLight" ignition system and ECM blower motors for more reliable operation. (The 912S units are "builder grade units and receive a <1* rating) The PREFERRED 925T units utilize their "Perfect Heat" system which provides two stages of heating operation and includes a two stage inducer motor for quieter more efficient operation. The EVOLUTION SYSTEM PLUS 987M units have an efficiency of up to 97% and use modulating control to very closely match the heating needs of the home. The units also communicate with the others parts of the home's heating and cooling systems for maximum energy savings and comfort all year long. The units are available in Canada as well as in the USA but only through authorized dealers.

CARRIER------------4*--------2*--------3* 

This brand is also from UNITED TECHNOLOGIES CORP. The COMFORT SERIES 59SC5 is a basic model with a 95% efficiency and a good warranty. (The 92% model is a "builder grade model and receives a <1* ratings)  The PERFORMANCE BOOST (59SP5) units feature a two stage gas valve and variable speed blower motor with an efficiency rating of up to 96%. The INFINITY (59MN7) units use "Greenspeed intelligence" technology to provide maximum comfort and energy savings. The premium and ultimate units have a patented polypropylene coating on the secondary heat exchanger which makes them more efficient and durable. The units are only sold by authorized dealers in the USA and Canada.

CENTURY-----------5*--------3*--------NA

This brand is from HEAT CONTROLLER which is a part of MOTORS AND ARMATURES INC (MARS). The furnaces are available in the USA and Canada but only through authorized dealers.They offer basic units with efficiencies of either 92% or 95% and a premium unit with a 95% efficiency. The units have stainless steel secondary heat exchangers for durability and are backed by an industry leading warranty. 

CHAMPION----------4*--------2*--------3* 

These units are made by UPG which is a part of JOHNSON CONTROLS but they are only available in the USA through factory authorized dealers. The TM9E units are basic single stage units that are backed by a good warranty. They have a 95% fuel efficiency and a ECM blower motor for efficient operation. The TM9V unit is a premium furnace which offers two stage heating and a variable speed blower for enhanced comfort. They are multi-position units for easier installation but their guarantee is not as good as some of the other brands. The TP9C units are modulating units that adjust the gas flow to the furnace in 1% increments to precisely match the requirements of the home. They feature Geotrak blower technology which allows the installer to customize the operation of the blower motor. 

COLEMAN-----------4*--------2*--------3* 

This is another brand from JOHNSON CONTROLS that is sold by dealers in the USA and Canada. The The TM9E units are basic single stage units that are backed by a good warranty. They have a 95% fuel efficiency and a ECM blower motor for efficient operation. The LX series features the TM9V unit which offers two stage heating and a variable speed blower for enhanced comfort. The CP9C units are part of their ECHELON series and are modulating units that adjust the gas flow to the furnace in 1% increments to precisely match the requirements of the home. The LX and ECHELON series units feature "EcoTrak" blower technology which allows the installer to customize the operation of the blower motor.

COMFORT-AIRE-----5*--------3*--------NA 

This brand is from HEAT CONTROLLER which is a part of MOTORS AND ARMATURES INC (MARS). The furnaces are available in the USA and Canada but only through factory authorized dealersThey offer basic units with efficiencies of either 92% or 95% and a premium unit with a 95% efficiency. The units have stainless steel secondary heat exchangers for durability and are backed by an industry leading warranty. They do not offer a gas furnace that meets the requirements of the ultimate category.

COMFORTMAKER---4*--------2*--------3* 

This brand is from INTERNATIONAL COMFORT PRODUCTS which is a part of UNITED TECHNOLOGIES CORP. The PERFORMANCE 92 & 95 units are basic builder's grade units and receive a <1* rating while the SOFTSOUND 96 (G9MXE) units are basic furnaces with a much better warranty. The SOFTSOUND DELUXE 96 is a premium furnace with the ability to communicate with the other parts of the home comfort system. The SOFTSOUND DELUXE 98 (G9MAE) is an ultimate unit that has a variable speed inducer motor and is backed by a good guarantee. The brand is available in the USA and Canada but only through their dealer network.

CONCORD----------4*--------2*--------NA 

This brand is a part of ALLIED AIR ENTERPRISES which is owned by LENNOX INTERNATIONAL. They offer basic units with either 92% or 95% efficiencies. Their 92G1 model is a basic unit that has sealed service doors for quieter operation. The 95G2V model is a premium furnace that features a two speed inducer as well as a two stage gas valve and a variable speed blower. It also has an isolated burner compartment for quieter operation. The brand has a good warranty but is only available through dealers.

DAIKIN-------------5*--------4*--------5* 

The DC92SS is a good basic furnace with a durable stainless steel tubular heat exchanger while the DM96VE is a premium model with a 96% efficiency. The DM97MC model is a modulating furnace that can communicate with the other parts of the home's HVAC systems to maximize comfort and efficiency. The units are backed by an industry leading warranty but are only sold through dealers in the USA and Canada.

DAYTON------------4*--------NA--------NA 

This brand offers basic high efficiency (95% AFUE) gas furnaces. The units can be installed as either single pipe or two pipe units and are multi-position for flexibility in installation. The units can be purchased through their website and are backed by a very good guarantee. 

DAY & NIGHT-------4*--------2*--------3* 

This brand is from INTERNATIONAL COMFORT PRODUCTS which is a part of UNITED TECHNOLOGIES CORP. The PERFORMANCE 92 & 95 models are basic "builder grade" models and are not recommended. The CONSTANT COMFORT 96 (G9MXE) models are basic high efficiency gas furnaces with an ECM blower motor for durability and energy savings. The CONSTANT COMFORT DELUXE 96 (G9MVE) is a premium unit while the G9MAE is their entry in the ultimate category. They both have the ability to communicate with the other parts of the home's hvac system to maximize efficiency and comfort. The brand is available in the USA and Canada but only through a dealer network. 

DETTSON---------4*--------2*--------3*

These furnaces are sold throughout North America but only through authorized distributors and the brand is a part of the OUELLET GROUP. The CHINOOK family offers compact units with a 95% efficiency and feature durable stainless steel heat exchangers. The brand is made in Canada and they are backed by a pretty good warranty. 

DUCANE------------4*--------2*--------NA 

This brand is a part of ALLIED AIR ENTERPRISES which is owned by LENNOX INTERNATIONAL. They offer basic furnaces with either 92% or 95% efficiencies. Their 92G1 model is a basic unit that has sealed service doors for quieter operation. The 95G-2V model is a premium furnace that features a two speed inducer as well as a two stage gas valve and a variable speed blower. It also has an isolated burner compartment for quieter operation. The brand has a good warranty. 

EVERREST ELITE SERIES--4*--2*------3* 

These units are made by GOODMAN MANUFACTURING which is a part of DAIKIN GLOBAL. The AMSS92 is a basic furnace that is backed by a good guarantee. The AMVC96 is a multi-position premium unit that has communicating ability but the warranty is not as good as other brands in the category. The AMVM97 is an ultimate furnace with a stainless steel heat exchanger and a variable speed inducer.

EVERREST EXTREME COMFORT-4*-2*-3*  

These units are made by GOODMAN MANUFACTURING which is a part of DAIKIN GLOBAL. The GMSS92 is a basic furnace that is backed by a good guarantee. They feature durable tubular primary heat exchangers and stainless steel secondary heat exchangers as well as silicon nitride ignitors. They have sealed cabinets with less than 2% air leakage for better indoor air quality. The GMVC96 is a multi-position premium unit that has communicating ability and a two speed inducer fan motor as well as a "auto-comfort" mode for enhanced dehumidification. All of those features combine to provide better indoor air quality but the warranty on the units is only average when compared to other brands. The GMVM97 is an ultimate furnace with all of those features and a variable speed inducer but the brand is only available through their authorized dealer network.

FRANKLIN------------4*--------2*--------3*

This is another brand that is made by GOODMAN MANUFACTURING which is a part of DAIKIN GLOBAL. The GMSS92 is a basic furnace that is backed by a good guarantee. They feature durable tubular primary heat exchangers and stainless steel secondary heat exchangers as well as silicon nitride ignitors. They have sealed cabinets with less than 2% air leakage for better indoor air quality. The GMVC96 is a multi-position premium unit that has communicating ability and a two speed inducer fan motor as well as a "auto-comfort" mode for enhanced dehumidification. All of those features combine to provide better indoor air quality but the warranty on the units is only average when compared to other brands. The GMVM97 is an ultimate furnace with all of those features and a variable speed inducer but the brand is only available through their authorized dealer network.

FRASER-JOHNSTON--4*-------2*--------3*

These units are available in the USA and Canada but only through their dealers and the brand is a part of the UNITARY PRODUCTS GROUP which is owned by JOHNSON CONTROLS. The TG9S units are basic single stage units that are backed by a good warranty. The TM9V models are multi-position furnaces that have a two stage inducer motor as well as the two stage gas valve and a variable speed blower motor. The TP9C are modulating gas furnaces that adjust the gas flow to the furnace in 1% increments to precisely match the requirements of the home. They are the ultimate units and are backed by a very good warranty. All of the units have fully gasketed access doors for quieter and cleaner operation. They also have a patented internal condensate management system that allows for easier installation and better operation.

FRIGIDAIRE--------4*--------2*--------3* 

This brand is made by NORDYNE which is a part of Nortek Global HVAC. All of their furnaces have "SMARTLITE" control to extend the life of the hot surface igniter. The FG7SC/FG7SL models are basic units that have an efficiency of 92% while the FG7SD/FG7SM have a 95% efficiency. The FG7TC/FG7TL units are premium units with all of the standard features and a very good warranty. The iQ DRIVE models have a 97% efficiency and are ultimate units with the ability to communicate with the rest of the home's HVAC systems for year round efficiency. They are backed by a decent warranty but are only sold by their authorized dealer network.

GIBSON------------4*--------NA--------NA 

This brand is from NORDYNE but their website is not much help and they are only sold through a limited contractor network. The 92+ units are basic units with a very good warranty which includes the "10 year quality pledge". That is where, if the heat exchanger fails in those ten years, the entire unit will be replaced. They also offer a 95% efficient basic model. They do not offer units that meet our requirements for premium or ultimate units.

GOODMAN----------4*--------2*--------3* 

The GMSS92 models are basic multi-position units that are backed by a very good guarantee. They feature tightly sealed construction with less than two percent air leakage for improved indoor air quality. The GMVC96 models are premium units that are ComfortNet compatible meaning the entire HVAC system communicates together to maximize efficiency and comfort throughout the year. They also feature durable silicon nitride hot surface igniters, a two speed inducer motor, and are multi-position for easier installation. Their warranty is not as good when compared to other brands in the category. The GMVM97 models are ultimate units with all of the features of the premium units and a modulating gas control for precise firing of the furnace and greater comfort/energy savings. The brand is a part of DAIKIN GLOBAL and is sold through a dealer network. 

GRANDAIRE------<1*--------NA--------NA

This brand is manufactured by INTERNATIONAL COMFORT PRODUCTS for BAKER DISTRIBUTING COMPANY.The WFAR models are basic furnaces that have a 92% efficiency while the WFSR units have a 95% fuel efficiency. They are multi-position units for ease of installation and have an enclosed burner compartment for noise control but the warranty on the heat exchanger is not very good. The brand is only available through authorized dealers in the USA.

GUARDIAN---------4*--------NA--------NA 

The RGF-9-P and RGF-9-E furnaces are basic units with a 95% efficiency. They are compact for flexibility in installation and are backed by a good warranty. The brand is made by Unitary Products Group which is a part of JOHNSON CONTROLS.

HEIL-----------------4*--------2*--------3* 

This brand is from INTERNATIONAL COMFORT PRODUCTS which is a part of UNITED TECHNOLOGIES CORP. The PERFORMANCE SERIES offers basic "builder grade" units that are designed for large home builder companies to have the most affordable unit to keep the home price lower. They are not recommended but the QUIETCOMFORT 96 (G9MXE) is a basic unit that has a much better guarantee. They use ECM motors for long lasting and efficient operation. The QUIETCOMFORT DELUXE 96 is a premium gas furnace with a variable speed inducer motor for quieter operation but it only has an average warranty. The QUIETCOMFORT DELUXE 98 is their entry into the ultimate category but the units are only available through dealers in the USA and Canada.

ICECO------------<1*--------NA--------NA 

This is a "builder grade" gas furnace that is made by RHEEM MANUFACTURING. The brand offers only basic models with a warranty that is not very good.

JOHNSON & STARLEY--NA---NA-------<1* 

These furnaces are made and sold in the U.K. The WARMCAIR units are available in both upflow and downflow models and have a built-in condensate pump. The C SERIES model also has the ability to make domestic hot water for the home. Their website does not have a stated guarantee for the units and they are not factory ready for air conditioning.

KEEPRITE-----------4*--------2*--------3* 

This brand is from INTERNATIONAL COMFORT PRODUCTS which is a part of UNITED TECHNOLOGIES CORP. The PERFORMANCE 92 and 95 models are basic builder grade units and receive a <1* rating. The G9MXE model is a better choice with a 96% AFUE and a much better guarantee. It has an ECM blower motor for durable and efficient operation. The PROCOMFORT DELUXE 96 (G9MVE) is a premium unit with communicating ability but the warranty is not as good as some of the other brands. It has a variable speed induced draft motor as well as blower motor for quieter operation. The PROCOMFORT DELUXE 98 (G9MAE) is an ultimate furnace that is backed by a good guarantee but the brand is only available through their dealers in the USA and Canada. 

KELVINATOR-------4*--------NA--------NA

This brand is from NORDYNE which is a part of NORTEL GLOBAL HVAC. They offer basic furnaces with "SMARTLITE" control to extend the life of the hot surface igniter. They are available in 92% or 95% efficient models and the 95% models are available as single stage or two stage units. They have a good warranty and all of the basic features but their website is not much help and they are only sold through a limited dealer network. 

LENNOX-----------<1*--------2*--------3* 

The ML193 model is a part of their "Merit" series of units and has all of the basic features of a high efficiency gas furnace but the standard warranty is not as good as many other brands. The EL296V is a part of their "Elite" range of units and has an efficiency rating of 95% and a better warranty but it requires registration. The SLP98V is a modulating furnace with their "PRECISE COMFORT" technology where the unit adjusts the heat and airflow in increments as small as 1% to closely match the required output. It is a part of their "Dave Lennox Signature Collection" and uses their "iComfort" technology for the ultimate in home comfort. It has a durable SURELIGHT silicon nitride ignitor and is backed by a very good guarantee as well. The units are available in the USA and Canada but only through a factory authorized dealer.

LUXAIRE------------4*--------2*--------3* 

This brand is a part of UNITARY PRODUCTS GROUP which is owned by JOHNSON CONTROLS. The TG9S units are part of their CLIMASURE series and are basic single stage units with a 95% efficiency that are backed by a good warranty. The LX series TM9Y premium units are multi-position models for flexibility in installation. The LP9C models are ultimate units with up to 98% efficiency. The brand has all of the standard features and is backed by a good warranty but is only available through factory approved dealers in the USA and Canada.

MAYTAG-------------5*--------5*--------5* 

This brand is manufactured by NORDYNE and is available through their dealer network in the  USA and Canada. It has their "SMART START" control board to extend the life of the igniter and is backed by the best warranty in the industry. The MGC2SC/MGC2SL units have a 92% efficiency rating and are a compact unit that will fit virtually anywhere. They have a durable tubular primary heat exchanger and a stainless steel secondary heat exchanger. The PGC2TC/PGC2TL units feature two stages of heating and a variable speed blower motor for efficient and quiet operation. The PGC2MQ models are the ultimate units with their iQ drive system to maximize efficiency all year long.  

MET MANN------<1*--------NA--------NA  

The GAS EC-EN models are basic high efficiency gas furnaces. The brand is made in Spain and is sold in Europe but their website is not much help and does not have a stated guarantee for their products. 

NAPOLEON---------4*--------2*--------NA

This brand is made in Canada by WOLF STEEL LIMITED and is sold throughout North America but they have a limited dealer network in the USA. The 9500 series units are basic multi-position units with an efficiency rating of 95%. They offer an optional variable speed motor and are backed by a very good warranty. The ULTIMATE 9700 series models are premium units with communicating ability but are for upflow installations only. The guarantee in the premium category is not as good as some of the other brands. Both models have a durable tubular stainless steel/titanium heat exchanger. 

NUTONE------------4*--------2*--------3*

This brand is manufactured by NORDYNE which is a part of NORTEK GLOBAL but they are only available through dealers in the USA. The FG7SC/FG7SL models are basic units that feature "SMARTLITE" control for longer igniter life. The FG7TC/FG7TL models are premium units with a 95% efficiency in a compact unit for ease of installation. The iQ Drive 97% models are ultimate units with all of the standard features. The brand is backed by a very good warranty including a ten year quality pledge where the unit is replaced if the heat exchanger fails in the first ten years. 

ONEIDA ROYAL-----1*------<1*--------NA 

This is another brand from ECR INTERNATIONAL and they are available in the USA and Canada. The ULTRAMAX4 line offers basic single stage models in either 93% (GTHB) or 95% (GTHC) efficiencies. They are four position units which allows for flexibility in installation. The G95V units are a part of their ULTRACOMFORT line and incorporate a two stage gas valve, a variable speed blower and have an AFUE of up to 95%. The G95V units also have a "peace-of-mind" warranty where the unit is replaced if the heat exchanger fails within the first five years of operation. Overall, the units feature standard technologies but the basic warranty is sub-standard. It can be extended through their "COMFORT PLUS" program but this usually requires an additional fee and makes it hard to compare prices with other brands.

PAYNE------------<1*-------<1*--------NA 

This brand is from CARRIER which is a part of UNITED TECHNOLOGIES CORP and is available through dealers in the USA and Canada. It has a good basic unit (PG92S) with a very good warranty on most parts but the warranty on the heat exchanger is not very good. The PG96VAT is a premium unit with all of the standard features and a variable speed combustion blower but the warranty on its heat exchanger is not very good. 

PHILCO------------4*---------NA--------NA 

These furnaces are built by NORDYNE which is a part of NORTEK GLOBAL HVAC and are basic units with efficiencies of either 92% or 95%. They have all of the standard features and are backed by a good warranty but their website is not much help. The units are only available through a limited contractor network.

RHEEM--------------4*--------3*--------3* 

This brand is from RHEEM MANUFACTURING which is a part of the PALOMA GROUP. This brand offers so many models that it can be very confusing to select the right one. The Classic Series furnaces are basic models with a 90% efficiency but the warranty is not very good when compared to other brands. The CLASSIC PLUS models have higher AFUEs and are backed by a better guarantee. The R96V units are premium units that are multi-position and have an efficiency of 96% while the R97V units offer modulating/communicating units with an efficiency of 97%. They feature stainless steel heat exchangers for durability but are only backed by an average warranty. The brand is only available through authorized contractor/dealers in the USA and Canada.

RUUD---------------4*--------3*--------3* 

The ACHIEVER SERIES offers a basic high efficiency furnace but the warranty is not very good when compared to other brands. The ACHIEVER PLUS models have higher AFUE's and are backed by a better guarantee. The RGRM series offers premium units while the ULTRA SERIES models are the ultimate units with communicating and modulating abilities. They feature a two stage inducer and durable stainless steel heat exchangers and are backed by an average warranty including unit replacement if the heat exchanger fails. The units are only available through their dealer network in  the USA.

SEARS--------------4*--------2*--------3*

The SMARTCOMFORT series of furnaces is made by INTERNATIONAL COMFORT PRODUCTS. They have all of the standard features as well as ECM blower motors for reliability and energy savings but their website is not much help. 

SmartAir----------<1*-------<1*-------<1*

This brand is available for either purchase or rental in Canada and is from RELIANCE HOME COMFORT. They do not actually manufacture any equipment but take Rheem, Goodman, and Payne furnaces and re-brand them with their own private label. They provide installation, service and maintenance but the guarantees on the heat exchangers of the units is not as good as the other brands. 

TAPPAN-------------4*--------3*--------3* 

This brand is made by NORDYNE which is a part of NORTECK GLOBAL HVAC. The FG7SC/FG7SL models are basic furnaces with a 92% efficiency and use "SMARTLITE" control to extend the life of the hot surface igniter. They are compact units for easier installation and are backed by a good warranty. The FG7TC/FG7TL units are premium models with an efficiency of up to 95% and they have a good warranty. The iQ DRIVE models are ultimate units with a 97% efficiency and the ability to communicate with the other parts of the home's heating and cooling systems to maximize efficiency. The brand is only available through their contractor network in the USA.

TEMPSTAR----------4*--------2*--------3* 

This brand is from INTERNATIONAL COMFORT PRODUCTS which is a part of UNITED TECHNOLOGIES CORP. The PERFORMANCE 92 and 95 units are a basic builder grade high efficiency furnace with a guarantee that is not very good. The SMARTCOMFORT 96 is a better choice in the basic category as it has an ECM blower motor for reliable and energy saving operation as well as a better overall warranty. The SMARTCOMFORT DELUXE 96 is a good premium furnace with the ability to communicate with the other parts of the home's HVAC systems but the warranty is only average. The SMARTCOMFORT 98 (F9MAE) is an ultimate furnace that is backed by a decent guarantee. It has a variable speed inducer motor for quiet and efficient operation but the brand is only available through authorized dealers in the USA and Canada.

TEXAS FURNACE--<1*-----<1*--------NA 

The CSA/VSA units use a spark to pilot ignition system which is not as reliable as a direct ignition system. The VSB series offers models with a 92% efficiency while the VSC is a premium unit with a 95% efficiency but they have basic technology and a warranty that is not very good. The brand is made and sold in the USA but is only available through a limited dealer network.

THERMO PRIDE-----4*--------2*--------3* 

The CLHS1 series offers basic gas furnaces with ECM blower motor for efficient and durable operation. The CDB1 model have two stages of operation but only a standard PSC blower motor. The CHX3 model is their entry into the premium category but it only has an average guarantee. The SPIRIT series (TP9C) offers the ultimate in gas furnaces but the units are actually made by JOHNSON CONTROLS. They are compact multi-position units that are backed by a good warranty. The brand is only available in the USA and only through their limited contractor network.

TRANE--------------4*--------2*--------3* 

This brand is from INGERSOLL RAND. These units use adaptive igniter control to extend the life of the hot surface igniter. The XB SERIES units are basic gas furnaces that are backed by a good warranty. The XV95 units are premium units with a 97% fuel efficiency that are backed by a good warranty. The S9V2 is their latest entry in the premium category and offers a  more compact and stylish cabinet as well as more air tight construction. They have a two speed inducer motor for quieter and more efficient operation as well as durable stainless steel primary and secondary heat exchangers. The XC95M units feature modulating output and communicate with other hvac system components through their "COMFORTLINK" system. They also have a variable speed inducer motor for quieter and more efficient operation and are also backed by a very good warranty. The brand is only available through their authorized dealer network in the USA.

WEATHERKING---<1*--------NA--------NA 

These are "builder grade" gas furnaces that are made by RHEEM MANUFACTURING. They only offer basic models with a warranty that is not very good.

WESTINGHOUSE---4*--------2*--------3* 

This brand is from NORDYNE which is a part of NORTEK GLOBAL HVAC and is available in the USA and Canada but only through their dealer network. The FG7SC/FG7SL models are basic furnaces with an efficiency of 92% while the FG7SD/FG7SM units have a 95% efficiency. Both of them have all of the standard features that you would expect and a very good warranty. The FG7TC/FG7TL models are premium units with a 95% efficiency. They have a "smartlite" control that adapts to lengthen the life of the ignitor. The iQ DRIVE models are the ultimate units with modulating gas controls and the ability to communicate with the other parts of the home's heating/cooling systems to maximize efficiency all year long. 

WHIRLPOOL--------4*--------3*--------NA 

These furnaces are made by GOODMAN MANUFACTURING for TRADEWINDS DISTRIBUTING. The WFM18/WFD18 models are a part of their regular Whirlpool brand and are basic multi-position units that are backed by a good warranty. The WGFM29/WGFD29 units are premium units with durable stainless steel heat exchangers and a 96% efficiency. The units have a two speed inducer motor for quieter operation and can be installed with either single or dual pipe venting for convenience. They have an adaptive learning control for the ignitor that prolongs its life and they are backed by a good warranty that includes a lifetime unit replacement if the heat exchanger fails.  The units are only available in the USA and only through their limited distributor network.

WINCHESTER------4*--------3*--------NA 

These units are manufactured by UNITARY PRODUCTS GROUP which is a part of JOHNSON CONTROLS and can be purchased online or at home improvement centers. The W9M units are basic multi-position furnaces with a 95% efficiency. The W9V models are premium multi-position units with two stages of heating and a variable speed fan motor. They are backed by a good warranty. 

YORK----------------4*--------2*--------3* 

This brand is a part of JOHNSON CONTROLS and is sold through their authorized dealers in the USA. The TG9S unit is part of their LATITUDE SERIES and is a basic compact multi-position unit with an efficiency of 95%. The TM9V units feature a two stage inducer motor, a two stage gas valve, and a variable speed fan motor for improved efficiency and comfort. The unit has an adjustable delay to allow the unit to be used with a single stage thermostat. The YP9C is part of their "Affinity" series and uses modulating and communicating technology for ultimate efficiency and comfort. The unit has an efficiency of up to 98% as well as their "Clima Trak" technology where the operation of the unit can be programmed and customized for the climate in which you live.