Description
ME 870SBN-24 3"" BACK CHECK
Marshall Excelsior 870SBN-24, 3" back check valve for LP gas service. High-flow steel back check valve for LP gas 3" liquid service lines preventing reverse flow.

Marshall Excelsior 870SBN-24, 3" back check valve for LP gas service. High-flow steel back check valve for LP gas 3" liquid service lines preventing reverse flow.
