Product Overview
Seacock Backing Block 1250-1500

Ensure a rock-solid and environmentally sound seacock installation with the Groco Seacock Backing Block 1250-1500 (BB-2). This essential component provides a secure, rigid foundation for your flanged seacocks, preventing leaks and costly damage while conforming to the natural curves of your hull. Crafted from environmentally friendly PVC foam, the BB-2 offers superior protection against moisture absorption and swelling, guaranteeing long-lasting performance and peace of mind on the water.
Key Features
- **Fits Multiple Seacock Sizes:** Designed for compatibility with Groco seacock sizes 1250 and 1500, offering versatility and convenience.
- **Rigid and Flexible:** The 1/2" thickness provides a sturdy base for secure seacock mounting while remaining flexible enough to conform to minor hull curvatures.
- **Environmentally Friendly:** Constructed from specially formulated, environmentally friendly PVC foam, minimizing your impact on the marine environment.
- **Moisture Resistant:** Impervious to swelling and moisture absorption, ensuring lasting performance and preventing deterioration over time.
- **Easy Installation:** Pre-drilled with 5/16"-18 threaded brass inserts for effortless and precise alignment with your seacock flange.
- **Enhanced Durability:** Provides a robust backing, distributing stress and preventing cracking or deformation of the hull around the seacock.
Specifications
The Captain's Take
After years of battling leaky seacocks and the hassle of replacing swollen backing blocks, I switched to the Groco BB-2. The difference is night and day. It's easy to install, provides a solid mount, and I know it won't swell or rot. It's a small investment that provides big peace of mind, and that's something every captain values.