Westlake Pipe & Fittings' BDS (Building Drainage & Sewer) product family includes PVC pipe & fittings designed for residential water control. Lightweight and economical, our BDS products are a versatile alternative for drain & sewer systems, storm runoff, radon remediation and other non-pressure drainage applications. The unique perforation design allows for effective water capture and redirection, enhancing drainage efficiency and protecting residential properties from water damage.