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which operates as a sub-master differential pressure controller to maintain consistent VAV air flow settings regardless of changes in system static pressure
preventing internal bypass or failure in high-demand HVAC and industrial combustion applications
preventing over-cooling or freeze-ups
Industrial Construction: Designed with a flat shaft for superior blade retention and a robust housing to withstand harsh outdoor or mechanical room environments
Robertshaw 700-507 Gas Valve Els PW 17895 which operates as a sub-masterThe Robertshaw 700 507 Gas Valve is a professional grade millivolt replacement valve designed for high capacity applications up to 240,000 BTU. Engineering for heavy duty performance, this 7000BMVR S7C model features a slow opening operator that ensures quiet ignition and stable burner engagement, a critical factor for furnace and boiler longevity. This combination valve integrates a manual gas cock, automatic pilot safety, and a millivolt operator
US$ 499.50
US$ 449.50
US$ 449.50
US$ 30.00
US$ 98.00
US$ 499.50
US$ 499.50