GROCO Backing Block for 1.25 and 1.5-Inch Seacocks

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UPC 742985170148
Availability In Stock
UPC:
742985170148
MPN:
BB-2
Condition:
New
Availability:
In Stock
Shipping:
$5.95 Flat Rate (Per Order)
$66.95
MSRP: $90.00

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Condition:
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Shipping:
$5.95 flat rate per order

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MSRP: $90.00
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Description

The GROCO Backing Block (for 1-1/4" & 1-1/2" Seacocks) is pressed with threaded brass inserts into the hull side, matching the holes on the seacock flange. It is designed for boaters who want each backing block size to fit multiple seacock sizes.

A rigid 1/2" thickness provides secure installation while remaining flexible enough to conform to minor hull curvature. Made from environmentally friendly PVC foam specially formulated for marine applications, this block will not swell or absorb moisture. Browse more options in our thru-hulls, seacocks & strainers category.

Key Features

  • 1-1/4"/1-1/2" seacock fit
  • 1/2" thickness
  • PVC foam
  • won't swell or absorb moisture
  • Thickness: 1/2
  • Weight: 4.2 oz

Frequently Asked Questions

What seacock sizes does this backing block fit? 1-1/4" and 1-1/2" seacocks.

What material is this block made from? Environmentally friendly PVC foam formulated for marine use.

Can this block conform to hull curvature? Yes, its 1/2-inch thickness is flexible enough for minor curvature.

Specifications

Material:
PVC Foam

Description

The GROCO Backing Block (for 1-1/4" & 1-1/2" Seacocks) is pressed with threaded brass inserts into the hull side, matching the holes on the seacock flange. It is designed for boaters who want each backing block size to fit multiple seacock sizes.

A rigid 1/2" thickness provides secure installation while remaining flexible enough to conform to minor hull curvature. Made from environmentally friendly PVC foam specially formulated for marine applications, this block will not swell or absorb moisture. Browse more options in our thru-hulls, seacocks & strainers category.

Key Features

  • 1-1/4"/1-1/2" seacock fit
  • 1/2" thickness
  • PVC foam
  • won't swell or absorb moisture
  • Thickness: 1/2
  • Weight: 4.2 oz

Frequently Asked Questions

What seacock sizes does this backing block fit? 1-1/4" and 1-1/2" seacocks.

What material is this block made from? Environmentally friendly PVC foam formulated for marine use.

Can this block conform to hull curvature? Yes, its 1/2-inch thickness is flexible enough for minor curvature.

Specifications

Material:
PVC Foam

Specifications

Material,

Specifications

Material:
PVC Foam

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