Maximize fixing performance in PVCu and uPVC profiles with Fixings Direct's Unreinforced Frame Screws. Designed specifically for window profiles without steel reinforcement, these specialist fixings feature deep coarse threads that provide a strong grip directly into the material. Ideal for friction stays, key fixing and hardware installation, they offer reliable holding power without the need for pre-drilling. With sharp gimlet points for easy starting and durable finishes for long-term performance, these screws provide secure assembly solutions for window fabricators, installers and trade professionals.