Repair Screws

Selection of repair screws used in the double glazing industry, and others, such as: hinge repair screws, window lock screws, keep and striker screws, door lock replacement screws, reinforcement screws, and nipple screws (mostly used to attach weather bars to doors and windows).

StarPVCU® Window Screws – High-Performance Screws for PVCU Windows and Doors

Browse our full range of Rapierstar StarPVCU® window screws, the industry-leading solution for fabricating and installing PVCU (uPVC) windows and doors. Designed for both reinforced and unreinforced frames, StarPVCU screws deliver exceptional strength, fast insertion, and long-lasting corrosion resistance—making them the trusted choice for professional window fabricators, installers, and double glazing specialists.

Why Choose StarPVCU Window Screws?

✅ Fast-start gimlet points – Reduce installation time with screws that start quickly and drive easily into PVCU profiles.
✅ High pull-out values – Deep threads ensure secure fastening and prevent stripping, even in tough materials.
✅ Corrosion-resistant finishes – Available in zinc-plated yellow or clear carbon steel, and UKAS-tested Austenitic or Martensitic stainless steel—offering up to 3000 hours of salt spray protection.
✅ Anti-spin head designs – Innovative under-head ribs improve grip on hardware and reduce slippage during installation.
✅ Precision engineering – StarPVCU screws are manufactured to exacting standards, ensuring consistent performance across all window and door applications.

Available Types and Finishes

• Zinc-Plated Carbon Steel Screws – Ideal for general PVCU fabrication where strength and value are key.

• Austenitic Stainless Steel Screws – Maximum corrosion protection for coastal and high-humidity environments.

• Martensitic Stainless Steel Screws – Enhanced strength and corrosion resistance for premium installations.

• Bi-Metallic Screws – The best of both worlds: stainless steel protection with high-strength carbon steel tips.

Whether you're assembling uPVC window frames, fixing reinforcing steel, or installing window hardware, our StarPVCU screw range includes every size, head type, and finish to meet your needs.

Trusted by the Trade

Rapierstar’s StarPVCU screws are used by leading UK window manufacturers and recommended by top PVCU system companies. Every screw is tested in Rapierstar’s on-site UK Quality Assurance Facility to guarantee performance and reliability.

Order StarPVCU screws today for fast UK delivery and trade-trusted quality. Ideal for double glazing installers, fabricators, and window and door professionals looking for the best screws for PVCU frame fabrication.