Valves are designed to withstand more than 25 psi and full vacuum. To prevent interference with the transformer and radiator, all parts are contained within the body. The valve is designed so it can be locked in the open position. Valves are coated with epoxy primer and shipped complete with NBR O-ring, shipping cover plate, four 3/4” x 2-3/4” grade 5 bolts, nuts and washer. Viton gaskets are available.
Double Flanged Valve: