Is the water flowing more and more slowly through the tap in your kitchen? Or are there white limescale marks on the tap in the bathroom?
Is there a draught coming through your windows? Do you feel an unpleasant cold in your house? Then it's high time to replace the window seals...
Windows are subject to heavy mechanical stress and are permanently exposed to environmental influences, which is why it is enormously important to pro
Switzerland is banning more and more light bulbs that contain mercury. Now is the time to switch to energy-efficient LED lamps.
With ventilation you improve the indoor climate and living comfort. We present the two most important ventilation systems and their prices.
A lot of heat is lost through old and/or leaky windows. Is it worth replacing older windows with triple-glazed insulation ones?