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

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

018-inch orifice to maintain the correct BTU input for the pilot flame

The Johnson Controls V48AF-2 is a heavy-duty three-way pressure-actuated water regulating valve designed specifically for large-scale condensing units

The Reznor 103323 Limit Switch is a critical OEM safety component engineered for precise thermal monitoring in Reznor HVAC equipment

Watts 0061970 Preventer L99H008 a dedicated T&P (temperature andThe 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,