25mm thick sound insulation that contains a tough impervious facing of reinforced aluminium, which provides high sound absorption and guards against dirt, grease, oil and fluids. Ideal for engine rooms or anywhere that requires noise control.Features:• Fire retardant to AS 1530.3• Durable tear resistant facing• Impervious to dust, oils, solvents and fluids• Insulates against heat• Heat and light reflective• Self extinguishing• Optional pressure sensitive adhesive backing• Hydrolysis resistant - foam will not rot• Easy to handle and install• Ignition retardant• Excellent mid-frequency absorption• Low installation cost• Long service life