Resideo CPRD12 Damper 321894-709 check for condensation in the

check for condensation in the pressure switch tubing

Using it with secondary fluids or steam will damage the internal diaphragm and seat assembly

Always check the specific WC (Water Column) rating on your existing switch to ensure a proper match

Industrial Build: Durable contact design handles frequent switching cycles common in commercial HVAC environments

Resideo CPRD12 Damper 321894-709 check for condensation in theThe Resideo CPRD12 Damper is a professional grade 12 inch round bypass damper engineered to maintain constant system pressure in multi zone forced air applications. As a direct EBD 12 replacement, this TrueZONE bypass damper eliminates the common headaches associated with manual weighted arm balancers. With an airflow rating up to 1,400 CFM, the CPRD12 utilizes a calibrated spring tension regulator to automatically relieve excess static pressure when