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span aria label Motorised velux opening and closing by thatwillbloke 9 years ago 75 seconds 58 429 views Motorised velux opening and closing span

Remote control window opener automatic chain opener with wall switch &remote set this item can be shipped worldwide. We offer a range of electric window openers and window actuators Single chain openers Double chain openers for larger windows requiring two push points and linear actuators for rooflines and large heavy windows.