Steel fireproof windows must be inspected before installation. If the window frame, sash is warped, deformed or the glass is damaged due to careless transportation and storage, it should be repaired before installation.
When installing the fire window, it must be leveled with a horizontal ruler or adjusted with a hanging line to adjust the verticality of the front, back, left, and right, so as to be horizontal, vertical, and high.
The steel fireproof window frame must be integrated with the building and connected with the wall by wood or iron.
24小时以上方可正常使用。 After the steel window frame is installed, cement mortar must be poured between the window frame and the wall, and it can be used normally after being cured for more than 24 hours.
The location of the mounting holes for hardware accessories should be accurate, so that the hardware accessories can be installed flat and firm to meet the requirements for use.
When installing the fireproof glass of a steel fireproof window, the seams on the four sides must be uniform. After positioning, the gaps on the four sides are filled with fireproof cotton and then sealed.