BLACK DOWTY ROOFING SPAT CORRUGATED SEALING WASHER TWIST NAIL M6 OR M8 SIZES
UNIFIX BLACK DOWTY ROOF WASHERS -. These Unifix black dowty roof washers are a plastic washer commonly used together with a topat on hook bolts. Available Lengths: M6, M8. Available Finishes: Available in 1 finish in multiple sizes.