Circulator with ECM motor for solar thermal systems, for example as a replacement pump in solar stations. The speed is controlled via a PWM signal from the solar...
Recommendations
Selected brand-name products for ventilation, filters, heating and plumbing, ready to order.
Guide & news
Ventilation, heating and building technology, explained clearly.
Förderung
Applying for Heating Subsidies: Step by Step to Your Grant
If you want to apply for a heating subsidy, the order of steps is crucial: first a conditional contract and the confi...
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Luftschleier
Air curtains for cold rooms: less cooling loss and ice
An air curtain for a cold room reduces cooling loss, condensation and icing at the open door. We explain why these un...
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Luftschleier
Air curtains in shops: saving energy at the open door
Saving energy with an air curtain in a shop: where the losses at the open door come from, which savings are documente...
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Sanitär
Press Fitting Systems Compared: Stainless Steel, Carbon Steel, Copper
Press fitting systems compared: stainless steel, carbon steel and copper with fields of application, pressure ratings...
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Trinkwasser
Choosing a Hot Water Cylinder: Size, Type and Heat Exchanger
Choosing a hot water cylinder made easy: cylinder types, sensible size, heat exchanger surface for heat pump or boile...
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Solar
Understanding Solar Controllers: From Temperature Differential to Data Logging
Solar controller functions determine the yield and service life of your solar thermal system. We explain temperature ...
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Küchenabluft
Cooker Hoods in Open-Plan Kitchens: Planning Against Grease Mist
If you want to plan the cooker hood in an open-plan kitchen, you need to consider grease mist and odours throughout t...
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Küchenabluft
Kitchen Extraction and Hygiene: HACCP Requirements for Ventilation
HACCP in the kitchen also covers ventilation. We show what the EU Hygiene Regulation requires, how air is routed from...
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Why Wohnungstechnik
Selected manufacturers, honest advice and delivery straight from the manufacturer.
From Blauberg, S&P, Nilan, Frico, Sanha and more: original goods from the manufacturer.
On request, our installation partners install, mount and service your system on site.
Help with selection, sizing and spare parts, by phone and email.
Delivery in 5 to 10 working days, free shipping in Germany from 100 € (manufacturer shipping from €150 to €250).
Brand partners
We work directly with leading manufacturers. Choose your brand and see the full range.
Contact
Product question, quote for a project or spare part: write to us, we will get back to you as soon as possible.
