Webasto controllers and timers for your motor vehicle or marine heating system. Butler Technik are a leading and authorised distributor of Webasto heaters and accessories. Our Webasto products are genuine and quality assured, ensuring you only get the best from us. Smart technology and top of the range design features from one of the leading vehicle and marine heating brands. From complete heating kits to service kits and replacement parts, Butler Technik have all you need to keep your Webasto air or water heater running at its best.