Description
ME 873S-10 1 1/4 4BLT FL BK CK
Marshall Excelsior 873S-10, 1-1/4" 4-bolt flange back check valve for LP gas service. Steel 4-bolt flanged back check valve for LP gas 1-1/4" liquid service lines.

Marshall Excelsior 873S-10, 1-1/4" 4-bolt flange back check valve for LP gas service. Steel 4-bolt flanged back check valve for LP gas 1-1/4" liquid service lines.
