For more than 40 years the name Weider is connected with excellent heat pump technology. From this time on, the most efficient high-quality heat pumps have been produced in Hard, Austria, which are currently on the market. Weider belongs to Europe's pioneers in development and production of heat pumps. The success proves Weider right: more and more home builders use the progressive heat pump technology of Weider. Since 2000 the sales of Weider heat pumps has multiplied tenfold.