Top Basic Model:

The TAMARACK model HV1600 has motorized doors with R-38 insulation for energy savings. The unit has a two speed and dual motors and can be controlled by remote. The unit is quickly and easily installed and is backed by a very good warranty. You can purchase the fans online from the manufacturer.

World's Best Ducted Units:

The INVISCO brand is our top pick for a ducted whole house fan. This brand is available in the USA, Australia, and New Zealand. They offer both attic mounted and roof mounted units and feature variable speed motors for quiet efficient operation. They have an optional motorized damper system with a R-60 insulation rating for energy savings and the units are backed by a very good warranty. invisco.com

Other Whole House Fan Ratings

BRAND----------BASIC-----DUCTED

AIRSCAPE----------5*--------2*

This brand has R-22 insulated doors for added energy efficiency. The unit also has an optional wireless remote for the two speed fan. The KOHILO models are ducted units that are available in two sizes. They feature a two speed fan and an automatic non-motorized backdraft damper for energy savings. The units can be purchased directly from the manufacturer's website. airscapefans.com

AIR VENT-----------4*--------NA

This brand is a part of GIBRALTAR INDUSTRIES and offers belt drive or direct drive units. Both of the types of units have two operating speeds. The belt drive unit has a wall switch for control while the direct drive unit uses a pull chain. The direct drive model is designed so that it can typically be installed without cutting the rafters in the attic which makes it very good for adding a whole house fan to an older home. They have a 10 year warranty on parts. airvent.com

BERKO--------------1*--------NA

This brand is from MARLEY ENGINEERED PRODUCTS and is only available through authorized distributors. The A24DD is a three speed direct drive whole house fan. It is a basic unit that uses a wall mounted control but it has a telescoping sleeve that allows for easy installation without changing any wood framing. They also offer three sizes of belt drive units but the warranty on the brand is not very good. marleymep.com

COOL ATTIC---------4*--------NA

These fans are made in the USA by Ventamatic Ltd. and are backed by a very good warranty. They offer two sizes of direct drive units as well as three sizes of belt drive units. bvc.com

DELTA BREEZE-------4*--------NA

This brand is a belt drive unit with a two speed motor controlled by a wall switch. The unit has a 12 hour timer to turn the unit off as well as an automatic fire safety sensor. It is available in three sizes to match the ventilation requirements of your home and has a ten year parts warranty. fanman.com

INVISCO----------NA------------5*

This brand is available in the USA, Australia, and New Zealand. They offer both attic mounted and roof mounted units and feature variable speed motors for quiet efficient operation. They have an optional motorized damper system with an R-60 insulation rating for energy savings and the units are backed by a very good warranty. invisco.com

MASTERFLOW-----4*------------NA

These fans are from GAF MATERIALS CORP. and are available at many home improvement stores. They offer basic units in either belt drive or direct drive which require some framing or their tandem unit which does not require any modification of the rafters in the ceiling. The basic models are backed by a better warranty and receive the higher 4* rating while the tandem unit warranty is not as good and receives a 3* rating. The units do not have insulated doors to separate the attic from the interior of the home. Therefore, the home may waste some energy. gaf.com

QMARK------------1*------------NA

This brand is from MARLEY ENGINEERED PRODUCTS. The A24DD is a three speed direct drive whole house fan. It is a basic unit that uses a wall mounted control. The warranty is not very good. marleymep.com

QUIET COOL-------4*------------4*

This brand offers a variety of models with either wall mount or wireless controls and the units have a ten year parts warranty. The "CLASSIC" line offers a basic low cost ducted system while the "energy saver" line uses state of the art motor technology that cuts down the operating costs. The "attic mount" line offers basic units with the energy efficient motor. They also offer a gable fan model as well as a roof mounted unit for those situations where it is not desired or practical to have a unit in the attic. The CLASSIC units can be purchased online while the other fans are only sold through authorized dealers. quietcoolsystems.com

SUPERFAN----------NA------------2*

This brand is from R.E. WILLIAMS CONTRACTOR INC. and is a part of their EnergySaver ducted system. The unit has an advanced backward curved fan for quiet operation and four 8 inch inlets so that air can be removed from four rooms. It has an available optional variable speed controller and a timer for automatic control. The systems can be purchased directly through their website. energysavercooling.com

TAMARACK----------5*------------2*

The HV1600 has motorized doors with R-38 insulation for energy savings. The unit has two speeds and dual motors and can be controlled by remote. The INFINITY 1100CQ is a ducted unit but the warranty is not as good as some other brands. The units can be purchased directly through their website and even includes free shipping in the continental USA. tamtech.com

TRIANGLE FAN-------4*------------NA

The "Comfort Cooler" models are belt drive units. They are available in one or two speed fan units and five sizes. The "Comfort Aide" models are direct drive units and are available in two sizes. The units are made in the USA and have a ten year parts warranty. trianglefans.com

WHOLE HOUSE FAN---4*------------NA

This brand is available in California and offers basic units that are backed by a very good guarantee. Their "zephyr blade" has six blades which allows the fan to run slower and quieter than traditional four blade units. whfan.com