This 7mm Waxed Cotton Sash Cord is a premium, heavy-duty braided cord supplied in a 12.5m hank. The No.4 grade offers exceptional strength and durability for large sash windows, deep frames, and heavy glazed sashes. With a traditional waxed finish for smoother operation and improved longevity, this cord is ideal for professional restorers, heritage builders, and anyone upgrading or maintaining period sash windows.

• Extra Heavy-Duty Waxed Cotton Construction - Braided from strong natural cotton fibres and coated with wax for improves durability, moisture resistance, and controlled friction.
• Thick 7mm Diameter - Designed for large or heavy sash windows requiring a robust, load-bearing cord that performs reliably over time.
• 12.5m Cut Hank - Convenient length for full sash window setups, maintenance work, and heritage restoration projects.
• Smooth, Low-Friction Movement - The wax coating provides a smooth glide through pulleys, reducing wear on both the cord and the sash hardware.
• Authentic Traditional Appearance - A classic look suitable for older properties, listed buildings, and period window restorations.