Friction Stay Screws for Unreinforced Profile

The Friction Stay Screws for Unreinforced Profile are optimised for secure glazing applications. These screws are designed to deliver reliability, efficiency, and a clean finish in unreinforced PVC window frames.

• Hard-Wearing Steel Core: Forged from hardened steel and plated in zinc or a yellow finish, these screws provide solid durability and good corrosion resistance. 

• Profile-Specific Design: Crafted for unreinforced (non-reinforced) profiles, offering the right thread structure to ensure a dependable grip in softer or hollow PVC framing.

• Standards-Compliant Geometry: Featuring a Phillips shallow pan head conforming to BS 7412, they ensure consistent drive engagement and a neat surface finish. 

• Size & Thread Options: Available in diameters of 4.2 mm, 4.3 mm, and 4.8 mm, with a choice between coarse thread or high–low thread configurations to match specific materials and load requirements.