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Is this valve direct-acting or pilot-operated
Environmental Resilience: The hydraulic magnetic design ensures consistent operation in temperatures ranging from -40°F to 185°F
For contractors servicing Reznor gas-fired unit heaters
eliminating the cost and space required for multiple driers and external check valves
Laars Heating Systems E2103900 Control 321894-706 Is this valve direct-acting orThe Laars Heating Systems E2103900 Control is a specialized manual reset aquastat designed for high limit temperature protection in commercial and residential hydronic systems. Featuring a 40 180F temperature range, this SPST (Single Pole Single Throw) high limit switch ensures system safety by breaking the electrical circuit when water temperatures exceed the user defined setpoint. Engineers and technicians rely on this OEM Laars replacement part for
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