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Chrome-bevel sheet on grid paper — specs and return notes filed under the bay.
Ensure the 1/4" flare connections are secured properly and that the installation orientation follows the flow arrow printed on the steel shell label
Whether you are performing a Reznor unit heater repair or upgrading a power venter relay
Does this unit include the fan blade or mounting brackets
reducing installation time in 2-1/2 inch deep junction boxes
Field Controls 46257100 Relief Valve 318423-701 Ensure the 1/4" flare connectionsCommercial HVAC contractors and boiler technicians understand the critical role of a 4" Vacuum Relief Valve in maintaining atmospheric balance within pressurized systems. The Field Controls 46257100 is an industry standard component engineered to prevent tank collapse and structural damage by automatically venting vacuum conditions. Designed specifically for integration with power venting systems and large scale water heating equipment, this cast iron