FAMCO Metal Attic Roof Vent Cap. Includes Back Draft Damper and removable Bird Screen. Bottom Connection Stem option for hard connect applications. 4"-10"
FAMCO Plastic Attic Roof Vent Cap. Removable 4" & 6" Stem for hard to connect applications. Bird Screen & Back Draft Damper installed in all models. 6 Colors
FAMCO Reversible Back Draft Butterfly Damper with Wall Vent. Reversible Air Flow direction - Air Intake or Exhaust. Galvanized or Aluminum Vent. 4" thru 12" Duct.
FAMCO Pressure Relief Bypass Barometric Damper relieves excess built-up pressure in Duct and Zoning System
FAMCO Motorized SPRING RETURN Zone Damper. Adjustable Damper Plate Stops . End Switch Option brings on/off additional equipment. 24V or 120V.
FAMCO Back Draft Damper in Connecting Sleeve. Opens with Normal Air Flow - Gravity Close. No Springs or Hinges. 4" thru 20" Duct
FAMCO Wind Directional Cap provides maximum drafting. Rotating Hood helps to prevent Downdrafts. Use on Single, Double or Triple Wall vent pipe. *** SEE VIDEO ***