iO HVAC Controls CD-2016-BM 20 x 16 CarrierBryant Rectangular Zone Damper - Belimo 3 Wire Actuator - Bottom Mount voomi_id_324 � The Aprilaire 4223 drain

� The Aprilaire 4223 drain spud is the plastic fitting that attaches to the base of the housing of your humidifier

this product's ease of installation promotes a practical solution for thermostat protection

Facilitates easy installation and routine maintenance

You can also control your DIY anywhere with your Apple or Android smart device with an Internet connection

is ideal for HVAC and temperature control systems

iO HVAC Controls CD-2016-BM 20 x 16 CarrierBryant Rectangular Zone Damper - Belimo 3 Wire Actuator - Bottom Mount voomi_id_324 � The Aprilaire 4223 drainiO HVAC Controls CD 2016 BM 20 Inch X 16 Inch Carrier Rectangular Zone Damper With Bottom Mount Actuator Features: 20 inch X 16 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