Silent Coat Isolator Closed Cell Foam 10mm Noise Barrier (2 Sheets) Reduce Vehicle noise - 10mm Sound Insulation for a quieter car or van. This is a high Grade Closed cell foam made by Silent Coat. Ideal for use on floors, door, roofs, bonnet, van walls, firewalls, bulkheads etc. Will improve the comfort of any vehicle but perfect for camper vans , van conversions and vehicle restorations. - Easily installed this product will improve the cabin environment. - Noise will be reduced from the engine, road and tyres etc. - Less noise makes for a less tiring drive and your radio will sound clearer with less distortion.