Flanged seacock installation is improved with the use of a backing block between the valve flange and the hull.
Star Price$42.95
Star Price$33.95
Star Price$40.95
Groco Back Block 3"-4" for Seacock has not been reviewed yet. Review Now.
Flanged seacock installation is improved with the use of a backing block between the valve flange and the hull.
Groco Back Block 3"-4" for Seacock has not been reviewed yet. Review Now.
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