Westlake Pipe & Fittings PV40228 2″ Buna-N Union Oring Lasco

Description

Westlake Pipe & Fittings PV40228 2″ Buna-N Union Oring Lasco

The Westlake Pipe & Fittings PV40228 2″ Buna-N Union O-Ring is a precision-engineered sealing component designed to provide a dependable, leak-free seal for 2-inch PVC union fittings. Manufactured to meet professional plumbing and fluid-handling standards, this O-ring plays a critical role in maintaining system integrity across a wide range of applications, including pool and spa plumbing, irrigation systems, water treatment equipment, and general-purpose PVC piping installations.

Constructed from high-quality Buna-N (Nitrile) rubber, the PV40228 O-ring offers excellent resistance to water, oils, mild chemicals, and common treatment additives found in pool and spa systems. Buna-N is well known for its durability and flexibility, allowing the O-ring to maintain consistent sealing pressure even under fluctuating temperatures and operating conditions. Unlike lower-grade materials that can harden, crack, or flatten over time, this O-ring retains its elasticity to ensure long-term performance and reliability.

The PV40228 is specifically sized for 2-inch PVC union connections, ensuring a precise fit between mating union halves. When properly installed, the O-ring compresses evenly to form a watertight seal that prevents leaks while allowing the union to be easily disconnected for service or maintenance. This makes it an essential replacement part for worn or damaged seals and a critical component for new installations requiring dependable union performance.

One of the key advantages of the PV40228 Buna-N O-ring is its ability to perform under both pressure and non-pressure applications. Its uniform construction ensures consistent compression, helping maintain proper system pressure and reducing the risk of leaks at union joints. This is especially important in pool and spa systems, where leaks can lead to water loss, equipment inefficiency, and costly repairs if not addressed promptly.

Designed for ease of installation, the PV40228 O-ring can be quickly installed or replaced without specialized tools. Its smooth surface allows it to seat properly within the union groove, minimizing twisting or pinching during assembly. Routine inspection and replacement of union O-rings like the PV40228 can significantly extend the lifespan of PVC plumbing systems and help ensure optimal performance of pumps, filters, heaters, and valves.

In summary, the Westlake Pipe & Fittings PV40228 2″ Buna-N Union O-Ring (Lasco) delivers professional-grade sealing performance, durability, and reliability. Its high-quality Buna-N construction, precise sizing, and resistance to water and chemicals make it an ideal choice for maintaining leak-free union connections in demanding plumbing and fluid-handling systems.

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 PV40228 2″ Buna-N Union Oring Lasco Features:

• Designed for 2″ PVC union fittings to ensure a precise, leak-free seal
• Buna-N (Nitrile) rubber construction resists water, oils, and mild chemicals
• Maintains flexibility and elasticity under varying temperatures and pressure
• Easy to install and replace during routine maintenance or repairs
• Ideal for pool, spa, irrigation, and water system applications

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