Electric opener for remote control of windows, operated with GEWA’S infralink system; steplessly adjustable. The opener fits most windows, both inward and outward opening.
Model: Window master from Gewa
The user has electric door openers in the bedroom and in the work room. He controls them with his Gewa Progress transmitter.
Abilia, www.abilia.com, last checked Febr. 2017.
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This tip is from 2006