Insulating glass is made of two or more than two glass sheets between which a certain interval by aluminum frame filled up with highly effective moleclar sieveabsorbent,and edge of which is sealed up by high intensity glue.To ensure the performance fo insualted glass.Double seam sealing shoud be used.The first seam sealing uses thermo Butyl Rubber ,and according to the requirement of equipping,Poly sulfide liqid Polymer or silicone rubber can be chosen for the second seam seal.