1 1/2" threaded cap

Product Description

Secure your boat’s plumbing system with our premium 1-1/2" Threaded Pipe Cap, crafted specifically for marine applications. Made from durable marine-grade composite materials, this pipe cap resists corrosion, saltwater, and harsh weather conditions, providing a reliable seal to protect your vessel's plumbing.

Designed to fit standard 1-1/2" tapered pipe threads, this cap ensures a snug, leak-proof closure for unused pipes or fittings on boats from leading manufacturers like Bayliner, Sea Ray, Boston Whaler, and Tracker Marine. Whether you’re performing routine maintenance or need a permanent plumbing seal, this cap delivers ease of installation and long-lasting durability.

The convenient hex head design allows for quick tightening with a standard wrench, saving time and simplifying your marine plumbing tasks. Proudly made in the USA, our pipe cap meets stringent quality standards to give you peace of mind on every trip.

Ideal for marine plumbing, boat plumbing repairs, marine pipe sealing, and preventing leaks in freshwater or saltwater environments, this threaded pipe cap is the essential plumbing accessory every boat owner should have.

Upgrade your vessel’s plumbing system with the trusted marine pipe cap that combines strength, reliability, and corrosion resistance—perfect for recreational boats, fishing boats, sailboats, and yachts.

Product Specifications:

• Size: 1-1/2" standard tapered pipe threads (approx. 1-7/8" internal diameter)

• Material: Marine-grade composite for corrosion resistance

• Design: Hex head for easy wrench tightening

• Origin: Made in the USA

• Application: Suitable for sealing unused plumbing pipes or fittings on boats