Sound DeadenerVibration & Sound Damping Butyl 10 metres x 44mm single roll A single sided 1. 75mm special laminated to a 100 micron aluminium. Supplies in a roll of paper release liner in a 10 metre length & 400mm thick. Used for soundproofing and vibration damping and reduction of heat. Can be cut to shape size and then easily moulded to conform to complex surfaces. Usages: Cars, boats, trailers, caravans, ventilations ducts, machinery casings, lifts and