Fantech Roof Mount Damper 5ACC15FS, Curb Fixed, Non-Vented, 15" x 8"

An exhaust diffuser for installation on ceiling or wall. It can also be used for supply air. The diffuser has a lockable central cone which is rotated to adjust the pressure and consequently the air volume. Manufactured from sheet steel with a white powder- coated finish.

Mounting clips which facilitate the installation and removal of fans for service and cleaning. Made from galvanized sheet steel and fitted with neoprene lining which suppresses vibrations and ensures a tight fit. The mounting clips are clamped together by two screws which allow for small differences in dimension.

American Louver Balancing Damper, Radial, Galvanized steel, 12", PK10 Galvanized steel radial damper helps to control air flow through air vents. Easily adjust opening with a screw driver. Fits on diffusers with 12" neck. Package of 10. Available in 6", 8", 10", 12", and 14".

American Louver Balancing Damper, Radial, Galvanized steel, 6", PK2 Galvanized steel radial damper helps to control air flow through air vents. Easily adjust opening with a screw driver. Fits on diffusers with 6" neck. Package of 2. Available in 6", 8", 10", 12", and 14".

Combination Louver / Damper offers superior resistance to rain and weather while also offering you the ability to completely close the opening off if needed. The channel frame is 4" deep with a 1-1/2" flange and drainable 45 degree fixed blades in the front with adjustable blades with seals for tight shutoff in the back all within one frame. The adjustable rear blades are operated with a thumb screw and come standard with birdscreen on the back. MADE IN THE USA