GROCO IBVF-1000-S 1" Stainless Steel NPS to NPT Flange Adapter

Ensure secure and compliant marine plumbing connections with the GROCO IBVF-1000-S 1" Stainless Steel Flange Adapter. This patented adapter is engineered to eliminate dangerous thread mismatches between NPS-threaded thru-hulls and NPT-threaded in-line valves, a common issue in marine installations. Proudly meeting ABYC H-27 standards, it provides a robust and reliable solution for critical below-waterline applications. Upgrade your vessel's safety and plumbing integrity today.

Key Benefits & Features:

• Corrosion-Resistant #316 Stainless Steel: Constructed from premium #316 stainless steel for superior durability and reliability in harsh saltwater environments.
• Prevents Dangerous Thread Mismatch: Specifically designed to eliminate the hazardous practice of cross-threading, ensuring a safe and leak-free connection between NPS thru-hulls and NPT valves.
• Universal 1" Marine Compatibility: Features a 1" NPS (National Pipe Straight) bottom to accept standard thru-hulls and a 1" NPT (National Pipe Taper) top for in-line valves.
• Enhanced Safety for Seacocks: Provides a safe and sturdy assembly when in-line valves are used as seacocks, crucial for vessel integrity.
• Simplified Installation & Maintenance: Facilitates easier future valve replacement and prevents valve damage during initial engine or generator installations by allowing delayed valve mounting.
• ABYC H-27 Compliant: Meets the rigorous American Boat and Yacht Council (ABYC) H-27 standard for thru-hull connections and seacocks, assuring quality and safety.

Recommended Pairings:

• Ideal for use with GROCO IBV-S series inline valves for a complete, ABYC-compliant seacock application.