this normally open switch ensures the induction fan is generating sufficient static pressure to safely vent combustion gases before allowing the ignition sequence to proceed

The Rheem-Ruud SP20364 is a professional-grade 160K BTU water heater upgrade kit designed specifically for high-efficiency commercial and residential water heating systems

The York S1-026-33326-700 is a counterclockwise (CCW) rotation wheel

stainless steel trim models are required for 15 psig steam service

this Type G full-port solenoid valve utilizes a packless design with a piston-actuated mechanism

Johnson Controls VG1845AG Valve R-410A this normally open switch ensuresThe 1 2" Johnson Controls VG1845AG is a high performance 3 way ball valve engineered for precise control of hot water, chilled water, and 50% glycol solutions in commercial HVACR systems. Built with a forged brass body and 300 series stainless steel trim, this valve is rated for low pressure steam up to 15 psig, making it a versatile choice for mechanical contractors. It features an integrated Amodel flow characterizing disk that ensures a true equal