Valve-Return Dbl Ck 3/4 Mpt X 1-1/4 M Ac

Marshall Excelsior ME663 Vapor Equalizing Valve features: High flow construction Resilient bonded main valve seal Integral break away feature leaves primary check intact in the event of a line pull away Field repairable upper check seat Specifications: Double Check Vapor Return Valve 3/4" MNPT x 1-1/4" M. ACME w/ Plastic Cap Closing Flow at 4,000 SCFH/LP