Westlake Pipe & Fittings 801-289 2.5" x 2.5" x 1" SCH80 Reducing Tee - Westlake Pipe & Fittings, now part of NAPCO Pipe & Fittings, specializes in the production and sale of injection molded fittings for Irrigation, Plumbing, Industrial, Pool/Spa and Retail markets. A technical leader with over 65 years of experience, Westlake Pipe & Fittings are relied upon worldwide to provide the confidence users desire. Westlake Pipe & Fittings provides worldwide distribution and overnight service.