Updated on 15 October 2026
Showersave QB1-XE: passive vertical shower heat recovery unit (10XE / 21XE)
Business Developer at Showersave Europe
Emmen, Netherlands
About
The Showersave QB1-XE is a passive vertical shower wastewater heat recovery unit. Warm shower drain water flows down the inside of the unit. The incoming cold water flows in the opposite direction around it and is preheated before it reaches the shower or water heater. The unit needs no electricity.
Two versions:
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QB1-21XE (2100 mm): 70% nominal efficiency at 8 l/min, Passive House Institute phA class, pressure drop 0.26 bar
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QB1-10XE (1050 mm): for limited installation heights, 52% nominal efficiency at 8 l/min, phB class, pressure drop 0.2 bar
Key features:
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Max. working pressure 10 bar
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Certified under several national schemes across Europe, including Passive House Institute, Kiwa and DVGW
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WRAS-approved and SAP-listed in the UK
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EPD available
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Also the basis for the pumped Showersave Blue system
Applications: residential new build and renovation, project development and OEM/white-label integration.
Developed and produced in Emmen, the Netherlands.
Looking for
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- Importer
Organisation
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