They are fully threaded with a truss head which is sometimes called a mushroom head.
Roofing spat washers.
A range of washers specifically designed for use within the roofing industry.
Spat washers are used with spring head roofing nails in attaching corrugated roofing sheets to wooden purlins providing a seal that is watertight when used correctly.
Spat washer box of 100 dimensions diameter.
They are specifically designed for use within the roofing industry.
Our selection includes traditional spat washers also commonly knows as dowty washers which are widely used with hook bolts when fitting corrugated roofing.
100 pcs 10 x 1 1 2 4 5 out of 5 stars 124.
For the peace of your mind get in touch with us and read more roof maintenance.
Available in m6 and m8 thread from stock at fastenright with specials available to be made to order.
10 x 1 1 2 hex washer head metal roof screw multiple sizes in listing self starting self tapping metal to wood sheet metal roofing siding screws with epdm washer seal.
Roof repair services it is hard to find a reliable service near you that will guarantee safe and effective roof repair.
50 1 35 10 items get it as soon as thu sep 10.
Day to day your roofing system is exposed to rains sunlight snow winds and other external factors.
6mm or 8mm please state size required.