Product overview Faithfully refurbish with intricate steel profiles The material of steel is stable, efficient and sustainable. Due to its adaptability to existing building structures it is also a pre
Water management Reliability, safety, economy - even under extreme conditions, our service and drainage systems keep their word. Durable water management consists of more than high-quality pipes and t
Drainage Absolute water-tightness and dimensional stability – requirements we fulfil over the long term. The increased awareness of the need for quality in drainage systems means that there is also a
Service pipes Reliability, safety, cost-efficiency – our service pipe systems for water and gas will not let you down, even in extreme conditions. Long-term supply services need more than high-quality
Manifold systems The JANSEN distribution chambers are made of robust, UV-resistant PE plate material. High-quality, certified materials and components combined with first-class workmanship guarantee i
Air-conditioning In the area of ventilation and air-conditioning, as well as sound insulation, we are pleased to address specific customer wishes within our product range. Contact partner In-house sal
Geothermal energy Ground source heat: the energy source from your plot Ground source heat is an unlimited energy source and makes you independent of fossil fuels. Jansen is an expert at making this gr
Machines and fabrication aids for high-class machining processes In addition to simple fabrication aids, such as drilling gauges and the relevant processing and maintenance documentation, we also offe
Metamorphosis of a coal-fired power station Battersea Power Station is the centrepiece of the transformation of a brownfield site into a compact urban quarter. Through a clever combination of preserva
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Material – Representing materials The choice of materials makes it possible to choose a combination of properties. These relate to functional aspects such as the visual appearance and possible forms o
Innovative, environmentally-friendly rainwater management The flexible infiltration system for the implementation of retention and infiltration systems. Rainwater management includes the collection, t
City palace with a cultural mission The baroque city palace in Altstätten, Switzerland, has undergone several renovations and conversions since then. Special Janisol geometries were used to emphasise
New building in homage to the Bauhaus For the architects it was a key concern for the architects to make the facade of the new visitor centre as transparent as possible. They succeeded in doing so wit
Concert hall with a view The three glass facades all boast large-scale glass formats, some of which border on the technically feasible. The panes of the room-enclosing structural glazed facade are 6,2