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シャワー + 熱回収 Shower + heat recovery

シャワー + 熱回収

Shower + heat recovery

Dusche + Wärmerückgewinnung

Douche + récupération de chaleur


Shower with heat recovery - more comfort while using less energy:


Joulia has developed a patented heat exchanger for shower drains and trays. With “Joulia-inline” technology, heat recovery is very attractive. This scalable heat recovery module is invisibly integrated into a slim channel in the shower floor, and efficiently recovers heat energy from the warm shower water as it goes down the drain.


+ high efficient, double walled

+ drinking water certified heat exchanger

+ fully integrated in a slim shower drain channel

+ invisible from outside

+ easy to install and to clean

+ fully replaceable without tools

+ payback time is less than 3 years

+ save up to1,000 kWh per year in a 4-person household. 


The award-winning start-up was incorporated in 2015 and is based in Biel-Bienne, Switzerland.


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Asia, Japan – business development – 営業開発・EU ・スイス ・Switzerland