W4 Narrow Mastic Sealing Strip Grey, 5m x 19mm

WATERPROOF BUTYL SEAL – High-performance W4 grey butyl mastic tape forms a waterproof seal around caravan and motorhome fittings, helping prevent water penetration around joints, trims and external fittings. REMAINS FLEXIBLE – Specially formulated butyl sealing strip remains flexible throughout its service life, allowing it to accommodate normal movement around caravan and motorhome fittings without hardening or cracking. CARAVAN & MOTORHOME USE – Ideal for sealing and re-bedding rooflights, vents, awning rails, window surrounds, exterior lights, grab handles, aluminium mouldings, overlap joints and external trims. UV RESISTANT FOR EXTERIOR USE – Good UV resistance provides long-lasting performance for exposed caravan and motorhome applications while excellent adhesion helps create a reliable seal. 19MM x 5M EASY-APPLY ROLL – Convenient narrow 19mm wide x 5m roll is ideal for smaller fittings and joints. Apply to a clean, dry surface, remove the backing paper and firmly secure the joint.