Self-Balancing 6" Crawl Space Supply Air Valve - 75, 90, 105 CFM - (22 116A-075)

This CCV-II  - adjustable to 75, 90, 105 cfm

The model CCV-II self balancing crawlspace control valve attaches to the supply air ductwork of central forced air conditioning systems and regulates the recommended amount of conditioned air to sealed crawlspaces or basements. The CCV includes a duct adapter, backdraft damper, and field adjustable "CAR" airfl ow regulator.