The C&D CD2245 (also known as CD2245/25) is a heavy-duty 1/4" flare access valve cap engineered for demanding HVACR service environments

officially designated as the LF174A-125 1

a dedicated T&P (temperature and pressure) relief valve must be used

which is essential for maintaining proper discharge air temperature control and system efficiency

the terminal block assembly minimizes resistance and prevents accidental disconnects in high-vibration HVACR environments

Watts 0061970 Preventer L99H008 The C&D CD2245 (also knownThe Watts 0061970 9D M3 backflow preventer is a professional grade dual check valve designed for continuous pressure applications in commercial and residential settings. Certified under ASSE 1012, this 1 2 inch backflow preventer with vent effectively isolates the domestic water supply from non health hazard contaminants. Its forged brass body and stainless steel internal components provide superior durability when installed on boiler feed lines,