GROCO Backing Block for 1-1/4 inch & 1-1/2 inch Seacocks - Part Number BB-2

Backing Block for 1-1/4" 1-1/2" 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

The GROCO Backing Block model BB-2 is designed to provide a secure and reliable mounting solution for 1-1/4 inch and 1-1/2 inch seacocks commonly used in marine plumbing systems. Constructed from environmentally friendly PVC foam, this backing block is specially formulated to withstand harsh marine conditions without swelling or absorbing moisture, ensuring long-term durability and performance. Its rigid 1/2 inch thickness offers a stable base for installation, yet it remains flexible enough to conform to minor hull curvature for a snug fit. This feature simplifies installation and helps maintain a watertight seal around the seacock flange. The design accommodates multiple seacock sizes, making it a versatile component for various marine applications. The backing block features press-threaded brass inserts that are easily pressed into the hull side of the backing block into matching holes, ensuring a secure attachment and minimizing the risk of leaks or movement during operation. Its compatibility with multiple seacock sizes reduces the need for additional fittings or adjustments, streamlining the installation process. Ideal for both new vessel construction and retrofit projects, the GROCO BB-2 backing block enhances the integrity of your marine plumbing system, providing peace of mind and reliable performance in demanding marine environments. The high-quality materials and thoughtful design reflect GROCO's commitment to durable and environmentally responsible marine components, making this backing block a dependable choice for professional and DIY marine enthusiasts alike.

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 inch 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