Groco Backing Blocks for Flanged Seacocks GPS VHF When a device is connected

When a device is connected

Painted Surfaces

Work with:

holding tank pump out

Strong tubular webbing straps are double stitched using contrasting thread to allow for quick and easy inspection

Groco Backing Blocks for Flanged Seacocks GPS VHF When a device is connected*** use Option (1) to select Seacock Size *** Groco Backing Blocks for Flanged Seacocks Each size fits multiple seacock sizes Press threaded brass inserts into the hull side of the backing block into the holes that match the seacock flange Rigid 1 2" thickness provides secure installation but is flexible enough to conform to minor hull curvature Will not swell or absorb moisture Made from an environmentally friendly PVC foam specially formulated for