Geothermal Ratings part 4, Reviews of the Comfort-Aire, Daikin, Dentwiton, Dual Air, & Geocomfort brands



This is another brand from HEAT CONTROLLER which is a part of MARS. 

Comfort-Aire HZ Series

The HZ models feature intelligent controls with a gateway to display operational and diagnostic data on a communicating thermostat. They have two stage scroll compressors as well as a variable speed fan and loop pump for added energy savings. All of the water circulation components are built into the unit so it is easier to install. The units are backed by a good guarantee but they are only sold through authorized dealers in the USA. 


The SMARTSOURCE range offers single stage and two stage units as well as units with advanced inverter compressors. Their website is not much help and does not have a stated guarantee for the units. 


This brand is a part of ZHEJIANG MATERIALS INDUSTRIAL GROUP and is made in China. The WA series heat pumps are available in six sizes to match the needs of the home and feature variable speed blowers for quiet & efficient operation. Their website is not much help and does not have a stated warranty policy. 

DUAL AIR------------------<1*---------NA  

The CFX heat pumps feature durable stainless steel cabinets. Their website is not much help and does not have a stated guarantee for their products. 


This brand is from ENERTECH GLOBAL LLC and is only sold through its dealer network in the USA. 

Geocomfort Navigator Series

The NAVIGATOR SERIES offers two stage units while the ELEMENT SERIES offers either single or two stage models and a more compact unit. All of the units have aluminum micro-channel air coils to eliminate corrosion and a composite anti-microbial drain pan to inhibit mold growth. They are very quiet due to their quadruple compressor isolation system and variable speed fan motors. They feature Copeland UltraTech compressors and appliance grade cabinets. The standard warranty on the units is not very good but they offer an optional lifetime extension on the coils and compressor.

Other Geothermal Brand Ratings

You can continue to browse our alphabetical list of manufacturers but, if you are looking for a specific brand, you can enter its name in the search box at the top of the page.