Skip navigation Services Private Trade & Industry credentials Private Trade & Industry service safety cleanliness Assembly House technology check Heating cost calculator Grants Products heater Residential ventilation Bathroom & plumbing Current News heating News bath Future installations Newsletter partner Customers Delivery about us Mission statement team Apprentice program Job Market Contact imprint Home Skip navigation Contact imprint Home Our branded bathrooms »Continue to the sample bathrooms Biomass instead of fossil fuels. Rising energy prices for Oil and gas make wood & Co attractive ... »Continue to biomass heating Take off with air and warmth Air-heat pumps give a boost - for heating and for saving! When it comes to sustainable heating technologies, a real master of savings has quietly developed over the past few years ... »Continue to the article Competence in climate protection Now it is official: We are a certified bio heating installation company ... »continue to the report Small bathrooms really big It doesn't always have to be 08/15. When it comes to bathroom renovation and refurbishment , design & aesthetics usually see each other ... »Continue to the report Copyright 2010, Ing.Dietmar Waser GmbH Concept, graphics & text: brandshift, Armin Ramsebner CMS & programming: Christof Höll