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Screws won't stay into upvc door. How can I solve this. The catch just falls out when tightening them : r/DIYUK
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UPVC Door Handles, 92mm Centres, 122mm Screws, Lever/Lever in White - Birmingham Handles, Short Screw Centres
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4.8mm Baypole Screws (50 Pack) - 50mm | Truly PVC - Conservatory Window Door Roofline and Building Products
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