Frank De groof worked as an electrician for 10 years before he started his company in prefabricated systems for electrical installation. De Groof Zelfbouw composes made-to-measure DIY kits for electrical installations. The customers of De Groof Zelfbouw can count on expert advice, extensive guidance and high quality products throughout their project. From his own experience, Frank de Groof works with Preflex prewired conduits because of the trusted quality and the ease of installation. Preflex conduits have the perfect degree of flexibility which facilitates the installation which requires a minimum of fixation points. For his new showroom in Herselt, Frank de Groof took on the electrical installation himself. Apart from offices and a showroom, the building also houses contemporary apartments. All areas were equipped with a modern electrical installation and extensive domotic applications.