Window Locks
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£16.60The Yale P117 ventilation window lock restricts window opening to 85mm on timber windows. More
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£26.00The Yale P117 ventilation window lock restricts window opening to 85mm on timber windows. More
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£97.00Velux Window Restrictor with Key, an easy-to-fit safety catch, you can regulate the extent to which your VELUX roof window opens. More