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Groco Backing Block for 3/4″ and 1″ Seacocks

Original price was: $46.31.Current price is: $33.60.

SKU: GROBB-1 Category: Tag:

Description

<label & 1" Seacocks

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