Innovation that blows the competition away
Variable-speed technology provides a constant flow of air, with no loud drafts or operating sounds. Steady air movement also enhances efficiency.
Option for supplemental electric heat
EVENHEATER® preheats air before circulating it through your home. Heat is delivered in stages to help prevent drafts.
Industry’s lowest sound levels
SilentComfort™ technology and extra-thick insulation help minimize operating sounds, making the CBX40UHV the quietest in the industry*.
Comfort you can control on the go
The CBX40UHV is compatible with the advanced control of the iComfort® S30 Smart Thermostat, which delivers unparalleled comfort and connectivity, whether you’re home or away.
Protection against pollutants and allergens
The CBX40UHV comes with a factory-installed MERV 16 Precision Pleat™ media filter that removes allergy-aggravating particles from the air inside your home.