Built with a 48Y NEMA frame size and an open air over (OAO) enclosure

ensuring long-term stability under vibration and thermal cycling

Product Specifications & Benefits ASME Section IV Certified: Rated for use in low-pressure hot water heating boilers and storage tanks

Integrated Module: Includes the programmed motor module

Resideo CPRD8 Damper 318820-201 Built with a 48Y NEMAThe Resideo CPRD8 is a professional grade Constant Pressure Regulating Damper engineered to maintain consistent static pressure in residential and light commercial multi zone HVAC systems. This 8 inch round bypass damper features a calibrated adjustment knob, allowing technicians to set the desired system pressure between 0. 1" and 1. 0" WC without the need for complex pneumatic or electronic controls. The CPRD8 utilizes a counter balanced weighted