Westlake Pipe
Trusted Leader in PVC Pipe & Fittings
Westlake Pipe & Fittings, a division of Westlake Corporation (NYSE: WLK), is one of North America’s largest and most trusted manufacturers of PVC pipe and fittings. For more than 50 years, we’ve supported critical infrastructure with reliable products and unmatched expertise. With 23 manufacturing and distribution facilities across North America, we provide dependable supply and regional inventory to keep projects moving.
From municipal water and sewer to plumbing, electrical, water well, pool and spa, agriculture, irrigation, and beyond, our products serve a wide range of applications. As an industry innovator, we pioneered Certa-Lok® spline-lock technology and continue to advance PVC systems through ongoing product development. Backed by decades of experience, an expert sales force, and dedicated technical support, Westlake Pipe & Fittings is more than a manufacturer—we’re a trusted partner committed to helping every project succeed.