Jie O fireproof window hardware refers to the window composed of steel window frame, steel sash and fireproof glass, which can isolate and prevent the spread of fire. In recent years fire incident often happens, a lot of owners will choose to install fire Windows in their own houses, so what are the fire window purchasing skills? Next let jie O fire window hardware xiaobian with you to introduce it!
1. Process quality
Fire doors of high quality steel are firmly welded and the welding spots are evenly distributed; The outer surface is sprayed flat and smooth; There shall be product marks, quality inspection marks and quality certification (approval) marks at the specified locations. The appearance of qualified wooden fire doors should be complete, without damage, clean surface, no scratches, burrs and hammer marks; Cutting Angle, seam should be tight and smooth; There shall be product marks, quality inspection marks and quality certification (approval) marks at the specified locations.
2. Check the certificate
Jieao fireproof window hardware is a product that is included in the type approval system. Before sales, products need type inspection. The general type inspection report describes in detail the size, composition, material and product photos of the sample.
3. The numerical values
Qualified products the appearance of sample size should be described in the overall dimensions, the thickness of the door leaf samples should be described in the door leaf thickness, doorframe wall width should be described in the sample frame wall width, flameproof glass shape sample size should be described in the flameproof glass appearance size, fire glass thickness should be flameproof glass thickness of sample description.
4. See grade
According to concerned standard, fire door safety class can be divided into A class, B class and C class, among them C class anti-theft performance is the highest, B class next, A class lowest, most of what we see in building materials market is A class fire door, more suitable for general family use.
5. See the seals
Qualified steel and wood fire doors should be equipped with fire sealing strip, the seal strip should be straight, no arch, and there is a national inspection agency issued by the qualified test report.
Jeto fire Windows to install hardware requirements
1. Party A shall carefully check the quantity, specification, grade and all kinds of accessories according to the supply contract when receiving the goods.
2, storage, storage fire Windows should be stored vertically in a dry room, and there should be anti-corrosion measures, the glass should be used and rely on the objects can not damage the glass edge and glass surface.
(1) Inspection must be carried out before installation of fireproof window safety hardware. In case of warping, deformation and glass damage caused by careless transportation and storage of window frames and sashes, repair shall be carried out before installation.
(2) During the installation of fireproof Windows, the verticality before and after the Windows shall be leveled with a horizontal ruler or the verticality before and after the Windows shall be corrected with the method of hanging wires, so as to be horizontal, vertical and high or low.
(3) The window frames must be integrated into the building and connected to the walls by wood or iron pieces. After the steel window frame is installed, cement mortar must be poured between the window frame and the wall, and it can only be used normally after 24 hours of curing.
Above is small make up for you to sort out the Jie O fire window hardware check skill and its in accordance with the requirements, fire window is in all kinds of buildings can play a key role in the fire isolation equipment. Fire window can play a practical role when the fire occurs and the size of the loss caused by the fire is closely related, so everyone must leave more snacks when the choose and buy fire window!