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This adjustable air switch is a standard solution for contractors requiring precise pressure monitoring and safety interlocking in industrial and commercial ventilation systems
while the 1830-718 features a standard (straight) flame orientation
Key Benefits OEM Precision: Guaranteed York HVAC equipment compatibility for seamless integration with factory control boards and burner assemblies
specify a higher-capacity Watts series
Belimo B310B Valve Els PW 17895 This adjustable air switch isThe Belimo B310B is a professional grade 1 2 inch NPT 3 way characterized control valve engineered for precision in hydronic systems. This nickel plated forged brass valve features a 1. 2 Cv rating and utilizes a specialized A port equal percentage flow characteristic to ensure linear heat output from coils, while the modified B port maintains constant common port flow. Built to handle chilled or hot water systems with up to 60% glycol solution, the
US$ 31.00
US$ 1499.70
US$ 23.00
