75 x TIMCO Corrugated Sheet Sela Washer - M8 x 28mm

Used when securing roofing sheets to create a watertight seal. When using spring head roofing nails just a washer (SW) is required. If using hook bolts you will also require a Sela Cover (SC) to cover the washer and nut to complete the seal.

• Made from PVC with a Shore A of 75

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