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The Cleveland Controls AFS-405-121 is a professional-grade air pressure sensing switch specifically engineered for HVAC
Avoid mounting with sample line connections facing upward
Can I use this in an oil-laden environment
As the verified 1191249 direct replacement for 1183920
Conbraco 10-604-34 Relief Valve Els PW 17895 The Cleveland Controls AFS-405-121 isThe Conbraco 10 604 34 Relief Valve is a high capacity pressure relief valve engineered specifically for high output hot water boiler systems and storage tanks. This model features 3 4" Female NPT inlet and outlet connections, with a factory set pressure of 150 PSI. Built with a heavy duty bronze body and stainless steel springs, it provides a 3,116,000 BTU hr capacity, making it essential for large scale hydronic heating applications. The Conbraco 10