Yelof manual window openers

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Brookvale Sydney and Australia wide


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window chain winder

Cat Manual chain opener

Manual chain operator for skylights, roof windows and top hinged windows. Easy and quick installation on wood, metal and pvc. Compact size, modern design. Maximum opening approx. 290mm. Possibility to stop the sash in any position. Allows window operation through insect screen. When closed it is not possible to open the window from outside. Smooth operation. Quick release system for easy window cleaning. Corrosion protected chain. The Cat chain actuator can be equipped with a handle for top hinged

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