... cooker reflective film 1.reflective rate is over 95% 2.rubbing,anti-corrosion,anti-aging 3.High intensity solar cooker reflective ... film reflective rate is over 90% rubbing,anti-corrosion,anti-aging High intensity Life over 3 years ... -performance reflective film reflective rate is normally 90% or more, rubbing, anti-corrosion, anti-aging.Boil 1 liter water only need ...