BAK Thermoplastic Welding Technology AG is a leading manufacturer of plastic welding equipment, extruders, air heaters and bl ... owers. We present the best solutions for plastic fabrication, pipe construction, roofing, civil engineering, tunnelling, process heat, tarpaulins, flooring and much more. BAK is a traditional Swiss company with head office in Kerns, Obwalden. Our production- and development facilities are in Switzerland, Germany and Austria. BAK, quality wins! Best quality products and customer service are the most important to us! Through our experience of many years and the continous development within the market we make sure to only offer best quality and service to our demanding customers. We guarantee ideal customer service all over the world with the trustful partnership to our distributors who are placed in over 50 countries. read more