Tamarack Technologies Whole House Fans Home Whole house fans, bathroom vent fans, attic ventilation fans, LED Lighting

Whole house fans, exhaust and ventilation fans and Indoor Air Quality

air pressure interior balance relief hvac ASHRAE Energystar Perfect Balance In-Door Return Air Pathway

Lifetime Warranty, you break it, we replace it.

Removes hot and cold spots within the home that use a forced air central return system. 

Masonite International, tested and approved the Perfect Balance® for use in their "Safe N' Sound™ Interior Door"

Tamarack Technologies will double all new door manufacturers limited warranties when installing the Perfect Balance® Door Rap. (Please visit the appropriate door manufacturer's website for their specific warranty details).

Read: Fine Homebuilding Review

Click here to see how it works!

At 3 Pascals achieves 250 cfm of air flow (pressure relief). Durable ABS plastic (paintable) and interior baffle to mitigate noise and light. Color White.

24" width X 4" height rough opening, fits most standard size doors.

Click here for product specifications

Click here for installation manual

Click here for the installation video.

 Qualifies for the Buy American Act   

Call us today for quantity discounts-800.222.5932. Shipping within the continental U.S., all others call for quote.

Have a PayPal account? Choose Bill Me Later and stretch your payment.


$31.00 ea.

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