The louvered grille is specifically calibrated to deliver consistent radiated warmth while protecting internal burner components from debris accumulation

Key Benefits High Flow Capacity: Features a generous 1 1/4" orifice for maximum Cv values in large diameter piping systems

NEMA 4 Rated Protection: The die-cast aluminum housing is built for both indoor and outdoor environments

ensuring positive shut-off and preventing bypass leakage

the iO-CS65WP significantly reduces the risk of equipment damage or energy waste caused by occupant interference

Advanced Distributor Products 76712200 Orifice 319847-401 The louvered grille is specificallyThe Advanced Distributor Products 76712200 Orifice is a high precision straight thread NAT orifice engineered specifically for natural gas flow regulation in HVAC unit heaters. This critical OEM replacement part is optimized for the ADP CUH series and ADP SEP series, ensuring that your heating and cooling system maintains peak efficiency through exact refrigerant metering and gas distribution. By utilizing a fixed orifice design, this component