XL Galvanised Bonded Washer 5.5 x 30mm 100pcs

Premium XL Galvanised Bonded Washers designed for superior sealing performance in roofing and cladding applications. Each 5.5 x 30mm washer features a durable galvanised steel base with EPDM rubber bonding for weather-tight protection against moisture ingress. Convenient pack of 100 pieces ensures sufficient quantity for medium to large projects. Compatible with standard self-drilling screws.