Westlake Pipe & Fittings supports well casing systems with our complete offering of PVC pipe products and unparalleled technical support. Our innovative Certa-Lok® well casing products are designed for all-weather installation and engineered to increase time savings. Additionally, our Certa-Lok CLIC® Well Casing allows for 40% faster assembly, lowering installed costs to the driller compared to conventional well casing systems.