3 Double bubble insulation foil 1.2m x 12.5 m Cover 15 sqm only 63 euro Double Bubble Foil insulation is a multi layer air bubble insulation with foil bonded to both surfaces. Reflects radiant heat keeping properties warmer in winter and cooler in summer. Reduces risk of condensation The Product can be used on Roof spaces, under floors, walls, sheds garages . Great for using to insulate a chilly caravan , mobile home , boats , vans. FREE DELIVERY NATIONWIDE Both sides made from aluminiumpolyester and bubble polyethylenefoil onthe middle. Not affected by moisture or condensation .Great product to boost thermal performance on roof and walls spaces ,sheds and boats. Easy to fit ,light weight and flexible. Use Double -sided adhesive tape to install and sealing joints aluminium foil tape .Reduces risk of condensation Thickness 4 mm Weight 3kg/roll Water Vapour Resistance > 180Mns/g Fire Properties Class 1 Thermal ResistanceR 0,80m2-K/W Coverage 15 Sqm