Reflective Vapor barrier
Reflective insulation membrane is made of three layers.It is widely applied to new construction and renovation projects
Aluminum foil is a radiant barrier which applied the thin sheet of reflective material to a substrate such as Kraft paper, plastic film, cardboard, or plywood.
The material provides excellent insulation: reflects up to 97% of radiant energy in addition to resisting other types of heat transfer from conduction,convection,and radiation.The side of metalized PET/Alu forms an effective barrier against moisture,air currents and vapors.It is economical solution in many fields.
glass magnesium board
The packing, also known as packing, is usually woven from softer threads, usually with a square or rectangular or circular cross-section filled with strips in the sealing chamber.