Westlake 429100 10″ Slip x Slip Coupling

Description

Westlake Pipe & Fittings 429100 10″ Slip x Slip Coupling

The Westlake Pipe & Fittings 429100 10″ Slip x Slip Coupling is a heavy-duty PVC fitting designed to connect two sections of 10-inch PVC pipe in large-diameter piping systems. Featuring slip connections on both ends, it is intended for solvent-weld installation, forming a strong, permanent, and leak-resistant joint. This coupling is ideal for extending pipe runs, repairing damaged sections, or joining system components in high-volume water flow applications.

Constructed from high-quality Schedule 40 PVC, the 429100 coupling delivers excellent resistance to corrosion, rust, scaling, and chemical exposure. Unlike metal alternatives, it maintains long-term structural integrity in both indoor and outdoor environments, even when exposed to moisture, sunlight, and demanding operating conditions. Despite its large size, the coupling remains lightweight, making handling and alignment easier during installation.

The precision-molded interior provides a smooth, consistent bore that helps maintain efficient water flow by minimizing turbulence and friction loss. This supports optimal hydraulic performance and reduces strain on pumps and related equipment. As a result, the coupling is well suited for municipal water distribution, industrial processing systems, commercial plumbing, irrigation networks, stormwater management, and large pool or aquatic circulation systems.

Compatible with standard Schedule 40 PVC pipe and fittings, the 429100 integrates seamlessly into new construction, system expansions, and repair projects without the need for special adapters. Its durable construction, secure connection method, and reliable flow performance make it an essential component for large-diameter PVC piping systems requiring dependable, long-term service.

Westlake Pipe & Fittings has earned its reputation as one of North America’s foremost manufacturers of PVC pipe and fittings, delivering reliable infrastructure solutions for municipal, plumbing, industrial, agricultural, irrigation, water-well, electrical, and pool/spa applications. Drawing on decades of industry experience and backed by the resources of a major global materials company, the firm manages a vast manufacturing and distribution network that ensures ready availability and regional supply across the continent. Its product portfolio spans an exceptional breadth — from pressure-rated PVC conduit and solvent-weld sewer and drainage pipes to gasket sewer fittings, high-strength PVCO pressure systems, injection-molded valves, CPVC hot-water fittings, and UV-resistant electrical conduits — enabling seamless integration into virtually any water, waste, or wiring infrastructure project. By employing cutting-edge PVC technologies such as Certa-Lok® restrained joints and molecular-oriented PVCO formulations, the company advances beyond conventional piping to offer enhanced joint stability, long-term durability, and superior resistance to corrosion, chemicals, and environmental stress. Every product reflects a commitment to sustainable construction practices, lightweight and cost-effective materials, and a design life measured in decades rather than years — reducing maintenance needs, lowering lifetime infrastructure costs, and enabling project planners to build with confidence. From small residential installations to large-scale municipal or commercial works, Westlake Pipe & Fittings stands out for its engineering rigor, full-system compatibility, and capacity to meet rigorous safety and performance standards. By combining versatile product lines, robust quality assurance, and a legacy of innovation, the company delivers piping solutions that support reliable water delivery, efficient drainage, robust electrical conduit, and long-term infrastructure integrity — providing professionals the dependable foundation needed for modern construction and utility projects.

Westlake Pipe & Fittings 429100 10″ Slip x Slip Coupling Features:

• Schedule 40 PVC construction resists corrosion, rust, and chemical damage
• Smooth internal bore promotes efficient flow and reduced pressure loss
• Lightweight design simplifies handling and installation
• Compatible with standard Schedule 40 PVC pipe
• Ideal for municipal, industrial, commercial, irrigation, and aquatic systems

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