Combi Boiler Ratings part 8, Reviews of the Lochinvar, Main, Maktek, Navien, NTI, Omega, Oroflam, Peerless, & Potterton brands



The Cadet boiler is a compact unit with built-in outdoor reset control. The warranty on the brand is not very good when compared to other options.


The ECO ELITE boilers are made and sold in the U.K. They are available in two sizes but the guarantee on the units is not very good when compared to other brands. They are from BAXI which is a part of BDR THERMEA.


This brand is made in Turkey. The EPSILON LCD models have modulating controls and all of the standard features. The SMART LCD model has a wireless room thermostat to control the central heating. The guarantee on the boilers is not as good as other brands.


This brand features a condensing unit with an efficiency rating of up to 92%. The units use stainless steel heat exchangers for durability and PVC venting for lower installation costs. The unit has auto sensing and adaptive control to maximize efficiency. It includes a LCD remote control and has 24 hour scheduling but the warranty on the unit is not as good as many brands.


The units are made in Canada by NY THERMAL INC and are sold throughout North America. The TRINITY Ti units offer a direct combi-boiler with all of the standard features and a durable stainless steel heat exchanger but the warranty is not very good.


This brand is available in two sizes and features a stainless steel burner and copper heat exchanger for durability. The unit uses electronic two stage control which is not as good as true modulating and has an operating efficiency of 89% but it has a lifetime warranty on the heat exchanger. You can purchase the unit online directly from the manufacturer.


This brand offers basic direct combi boilers but their website is not much help.


These boilers are made by PB HEAT LLC. The COMBI 160 is a modulating and condensing boiler for ultimate efficiency of up to 93% AFUE. The units feature stainless steel heat exchangers for durability but the warranty on most of the parts is not as good as some other brands and it is only available in one size (160,000 btu/hr).


This brand is a part of the BAXI GROUP and is available in the U.K. The GOLD COMBI HE A units are direct combi units that are available in three sizes (24,28,33kw). They are backed by a very good guarantee. The PROMAX SYSTEM HE PLUS A system boilers are available in five sizes but their guarantee is not as good.

Other Combi Boiler Brand Ratings

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