Used when securing roofing sheets to create a watertight seal. When using spring head roofing nails just a Sela Washer is required. If using hook bolts you will also require a Sela Cover (Code 4586X) to cover the washer and nut to complete the seal. Black Weather & UV Resistant Prevents Water Ingress For Use on Roofing Sheets Hole Size 8mm

Price: £11.49 from Screwfix

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Stockist	Product Name	Price
Screwfix	Timco Rubber Sela Washers M8 x 28mm 75 Pack	£11.49	Visit Store