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This HVAC service valve is engineered for high-pressure R-410A applications
This 90-degree angle mount siphon is constructed from heavy-gauge seamless brass tubing to provide a reliable thermal barrier between the live steam and sensitive instrumentation
it can function in any 24V application requiring an SPDT relay
the Maxitrol manual shutoff is compatible with natural
The blow-out proof stem and adjustable packing gland provide necessary safety and maintenance flexibility for technicians on the job site
Watts 0342691 Relief Valve This HVAC service valve isThe Watts 0342691 (Model 335M2) is a high capacity boiler pressure relief valve engineered for hydronic heating systems and low pressure steam applications. Featuring a 3 4" female NPT inlet and 3 4" female NPT outlet, this ASME Section IV rated safety valve is factory set to 30 PSI, providing critical overpressure protection for residential and light commercial boilers. With a steam discharge capacity of 510,000 BTU hr, it serves as the direct
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