Westlake Pipe & Fittings 450005 0.5″ MPT PVC Plug

Description

Westlake Pipe & Fittings 450005 0.5″ MPT PVC Plug

The Westlake Pipe & Fittings 450005 0.5″ MPT PVC Plug is a highly reliable, precision-engineered solution designed to provide a positive closure for threaded PVC pipe systems, bringing together decades of industry-leading experience, quality materials, and performance reliability in a compact component that plays a critical role in plumbing, irrigation, pool/spa, agricultural, and light industrial piping networks; manufactured by Westlake Pipe & Fittings — one of North America’s most trusted producers of PVC pipe and fittings systems — this Schedule 40 PVC plug with a 0.5-inch male pipe thread (MPT) configuration offers users a dependable method to safely terminate threaded openings by screwing into female threaded ports to prevent unwanted discharge of liquids while maintaining the integrity and continuity of the piping system, and it embodies the core attributes that have made Westlake Pipe & Fittings products a preferred choice among contractors and engineers.

The plug is molded from premium Grade-A polyvinyl chloride, a material known for its excellent resistance to corrosion, chemicals, environmental degradation, and long-term exposure to moisture, which ensures that once installed, the plug can withstand years of service without warping, cracking, or leaking; this resistance also contributes to the overall durability and longevity of the plumbing system, reducing maintenance frequency and costs over the life of the installation.

The choice of PVC Schedule 40 means that the plug meets established industry standards for strength and dimensional consistency, ensuring compatibility with other Schedule 40 PVC components and seamless integration into existing pipe configurations — whether part of potable water supplies (where permitted by applicable codes), sump systems, drainage lines, or pool return lines. The male pipe thread is precisely formed to conform to accepted threading standards, making installation straightforward with standard pipe tape or sealants to ensure a leak-resistant union, and it is equally simple to remove or replace when system changes or servicing are required, which is a valuable convenience for both professional installers and DIY enthusiasts.

Beyond its practical functionality, the Westlake 450005 plug reflects thoughtful design that recognizes real-world installation conditions: its compact size and smooth exterior profile allow it to fit into spaces where clearances might be tight, and its white finish not only matches most PVC pipe systems for aesthetic consistency but also helps with visual inspections during routine maintenance. The plug’s versatility means it can be used across multiple applications including closing off unused threaded outlets on tees, crosses, valves, or other fittings to prevent flow into unused branches, to temporarily seal lines during construction or repairs, or to act as a service port plug for system flushing and testing; it’s also widely used in pool/spa systems to cap off returns or suction lines during equipment changes or seasonal shutdowns without introducing unnecessary stress points in the piping.

Importantly, Westlake Pipe & Fittings adheres to stringent manufacturing quality assurance protocols, and although specific certifications vary by region and application, these products are generally made to conform to ASTM standards for PVC pipe and fittings, which assures purchasers that the materials and construction meet recognized criteria for performance, consistency, and safety. While this plug is not intended for compressed air or gas applications or for use beyond its rated temperature and pressure limits, within its intended scope it provides dependable service, making it a cost-effective and long-lasting choice for residential, commercial, and light industrial piping tasks where threaded PVC closure is required. With Westlake Pipe & Fittings’ extensive distribution network and history of support, installers and specifiers can trust that the 450005 0.5″ MPT PVC Plug will deliver the dependable performance expected from a product backed by decades of experience in manufacturing PVC piping solutions that serve municipalities, builders, plumbers, and irrigation professionals alike.

Westlake Pipe & Fittings is dedicated to helping contractors maximize efficiency and helping engineers design systems that entire communities can rely on.With manufacturing & distribution centers across North America, dedicated sales, technical services, specification engineers and customer support teams, our unparalleled service allows you to design, specify and install complete projects with confidence.

Westlake Pipe & Fittings 450005 0.5″ MPT PVC Plug Features:

• Designed for sealing threaded PVC pipe outlets with a 0.5″ male pipe thread (MPT)
• Ideal for plumbing, irrigation, pool & spa, and general fluid control applications
• Made from durable Schedule 40 PVC resistant to corrosion and chemicals
• Smooth white finish provides visual consistency with PVC systems
• Easy, reliable installation with standard plumbing tools
• Compatible with other PVC Schedule 40 components
• Compact, space-saving design

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