GROCO BACKING BLOCK FOR SEACOCKS
Groco Backing Block for Seacocks. Flanged seacock installation is improved with the use of a backing block between the valve flange and the hull.
Features:
*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 marine applications.
*Product images are for illustration purposes only and may not be an exact representation of the item. Please refer to item description.
Denotes a non-stock item. These items are not regularly stocked in our store locations and may require extra time to arrive from our supplier(s) and incur incoming freight.
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