Water-tight and gas-tight bushing through walls for the piping systems - Insulated grounding bushings, HDE system (bushings, grounding connections, lighting rods and potential equalising) - Sealing of WRD for water-distribution systems with drinking water (for sealing the drinking water branch pipes) - Pipeline packing HRD (packing of pipe bushings and cables through walls) for heating systems, air-conditioning, sanitary systems - Cable sealing bushing "snap-in" HD 150 - Cable branch lines to houses (versatile bushings for electrical cables and lines of all kinds) - Roof bushing (sealing of cables to aerials, photovoltaic equipment or pipes of the solar of air-conditioning equipment) The products could be used in construction industry, gas manufacturing, power production, air-conditioning, ...