The production of seal insulation window is divided into side open, open two kinds. Open a way into the open hand, block the open hand, open, electric side open four, its structure for steel structure oppression type insulation window. Window frame, the skeleton of the cold bending industry on an empty stomach welded to party with steel quality GB228-87 standard requirement, panel of 0.6 mm choi, inside the board for galvanized sheet and color plate, the special panel creasing molding, inside the cavity fill thermal insulation polystyrene from extinguish foam board. Framework, filling materials, panel after composite, compression, pull riveting to shape. Strip into "b" type, "J" type and "Tb" model of the three, "b" type rubber strip window frame choose × 50 50 Angle, and the material of the accord with GB9787-88 standard, glue ring around with. "J" type, "Tb" strip type selection in cold storage around skeleton, with layering pull rivets fixed. Seal window open hand pull open, divided into the open hand side, open, electric side open four. Set in the ground operation stem and lock switch. "J" type rubber strip window closed, in the ground through the control handle drive the connecting rod operation, the article makes seal to the surface in the side window frame, the other side stuck in between spall returns at, the locking device fixed; "B" type rubber strip closed window USES the straight way pressure collision, the special device and locks fixed; "Tb" type rubber strip outside using pressure inside the buckle way. I company production airtight insulation window, has reliable sealing heat preservation sex and open the characteristics of operational flexibility.