this component features a silicon nitride element known for superior thermal shock resistance compared to older silicon carbide versions

minimizing system downtime for contractors

bird nest obstruction

providing precise cycling and preventing system lockouts during extreme ambient conditions

the control board flashing a pressure switch error code (often 2 or 3 blinks)

Watts 0360281 Valve Els PW 17895 this component features a siliconThe Watts 0360281 Valve (Series M375 M1) is an essential safety component for contractors managing hot water heating and domestic supply boiler systems. This 3 4" boiler pressure relief valve is engineered to protect equipment from catastrophic failure caused by excessive thermal expansion or mechanical malfunction. Featuring a durable brass body construction and a high strength stainless steel spring, it is factory set to a 75 PSI relief pressure.