... strength,no waterabsorption,airproof, Excellent heating isulation property Bubble Foil Insulation Advantages:1.High compressive strength,no water absorption,air proof ... ,moisture proof.2.Excellent Heating Insulation property:low thermal conductivity,long time lasting tehrmal insulation property3.Long service life:Anti- ... ;4000*1200*35mm(Customized sizes and shapes are available) foil insulation