Welcome to Plastic Welding Services! We offer a full-service repair and service center, parts, equipment rental and sales for all types of extrusion, fusion, and hot-air plastic welding equipment. When available, we also carry used equipment. We repair and supply parts for Munsch, Leister, Demtech, PWT/Sinclair, Union Special, and Newlong equipment used for geomembrane, rigid plastic, and pipe applications. If there are any questions unanswered by the information on this website, please contact me at the email/phone numbers listed below.