The stainless steel case provides excellent corrosion resistance

audible clicking without transition to flame

ensuring the pilot flame remains consistent across varying manifold pressures during standard heating cycles

the Apollo Conbraco 4A-4A3-3AM is a 1/2" FNPT dual check backflow preventer engineered for reliable protection in residential and commercial water supply lines

Conbraco 18C-511-5-150 Valve Freon The stainless steel case providesThe Conbraco 18C 511 5 150 is a high capacity Temperature and Pressure Relief Valve designed for heavy duty commercial and industrial water heaters. Engineered with a 3 4" Male NPT inlet and a 3 4" Female NPT outlet, this T&P relief valve is set to trigger at 150 PSI and 210F. With a massive 1,912,000 BTU hr capacity, it ensures reliable thermal expansion protection and vacuum relief in high demand systems. The 5" probe length provides precise