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FWA Fixed water connection


Automatic refilling device for Bi-O type heaters – for automatic refilling of the vaporizer water tank.

Requires permanent water connection. Mounts on the sauna heater or on the sauna wall. Connection via standard flex hose with 1/2” thread connector.

Compact size device, mechanical, no electric power supply needed. Particularly recommended by commercial use. Option for installing an overflow protection on site.

FWA 02 - like FWA 01, but for EOS Herkules/Stone S60 heaters.

FWA 03 - like FWA 01, but for EOS Bi-O Cubo heaters.

Item no.



FWA 01


FWA 02


FWA 03