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One-pipe steam systems require a specialized air vent valve to function correctly
It features the same 1/4 HP rating and mounting specs
Optimized Dynamic Balance: Factory-balanced design reduces stress on the inducer motor bearings
Its surface-mount design and snap-on air connections ensure a streamlined installation for any commercial HVAC contractor managing legacy or modern pneumatic infrastructure
the S2 frame allows for front-mounted or laterally-mounted auxiliary switch blocks to expand your control logic requirements
Resideo V8044A1143 Valve R-448A One-pipe steam systems require aThe Resideo V8044A1143 is a professional grade 3 way diverting zone valve designed for effective fluid management in closed loop hydronic systems. Built with a heavy duty brass body, stainless steel stem, and brass seat, this 24Vac zone valve ensures long term reliability in non oxygenated water applications. With a 4 Cv flow capacity and a 3 4" NPT threaded connection, it handles up to 125 psi static pressure and provides a 20 psi close off rating.