iO HVAC Controls CD-2018-BM 20 x 18 CarrierBryant Rectangular Zone Damper - Belimo 3 Wire Actuator - Bottom Mount voomi_id_21651 120V 4"Wc Nat 1/2" Gas

120V 4"Wc Nat 1/2" Gas Valve

Features a resilient base mount for stability

Spring Material: Type 304 Stainless Steel

Efficiency: 99

iO HVAC Controls CD-2018-BM 20 x 18 CarrierBryant Rectangular Zone Damper - Belimo 3 Wire Actuator - Bottom Mount voomi_id_21651 120V 4"Wc Nat 1/2" GasiO HVAC Controls CD 2018 BM 20 Inch X 18 Inch Carrier Rectangular Zone Damper With Bottom Mount Actuator Features: 20 inch X 18 inch rectangular. 10 year warranty. DIMENSIONS: Damper models CD XXXX are sized width (A) by height (B) with actuator on the (B) dimension. Bottom mount models CD XXXX BM are sized width (A) by height (B) with actuator on the (A) dimension. Actual (A) and (B) dimensions are undercut 1 4. Standard sizes range from 8 x 8 up to