Door and Window Selection Point 1: Windproofness is the most important Door and window purchase, stability is a key factor in windproof doors and windows, aluminum alloy doors and windows made of titanium magnesium alloy, its strength and rigidity are strong, in the face of strong winds, windows will become a home security line of defense . Door and window purchase, in addition to the frame material and the opening method, the thickness of the glass is also affected by the hermeticity of the doors and windows. In general, double glass aluminum alloy doors and windows have better airtightness. Common double glass doors and windows, glass thickness of 5mm or 4mm, insulation aluminum strip thickness is generally 6mm, 9mm and 12mm, 15mm four. Door and Window Selection Point 2: Do not ignore watertightness Doors and windows are purchased, with good water-tightness, so that doors and windows still keep the interior dry when there is a storm, and there is no trouble of seepage and leakage. In the doors and windows of various materials, the watertightness of aluminum alloy doors and windows is better. The glass of doors and windows can be selected as insulating glass, effectively sealed between several layers of glass, and filled with desiccant that absorbs water vapor, so that water vapor and dust can exist in the glass. Door and Window Selection Point 3: Airtight Sex Windows and doors to buy, better sealing doors and windows, consider the use of plastic steel window, the use of double or even three layers of vacuum Low-E glass, plus double rubber seal, so that the doors and windows are both wind and heat insulation, Door and window purchase, in addition to materials, the door and window switch is also a key factor in determining the sealing. The flat open window, using the principle of equal pressure, adopts a three-seal structure with a hard seal and two soft seals, so that the window has good airtightness and watertightness. For the door, the embedded sliding door has high air tightness and good sealing performance. Door and window purchase points 4: see the quality is guaranteed When buying doors and windows, pay attention to the following points: (1) The flatness of the weld is to see if the internal and external angle joints are flush, and the diagonal size difference of the general steel doors and windows is not more than 3mm. (2) Look at the hardware accessories. The good door and window hardware accessories are thick and the surface protection layer is dense and shiny, and there are no scratch marks. (3) Check the quality of the material. You can bring magnets when buying plastic steel doors and windows. If it can be adsorbed on it, it means that the doors and windows have reinforced steel. (4) The function of cushion rubber, cushion rubber and anti-collision glue is to protect the door leaf from strong collision. Doors, windows, balcony, windows, buy, balcony, window glass, aluminum alloy switch, home glass, sliding door, glass door Recarburizer Series,Carbon Powder ,Graphite Electrode ,Graphite Rod Petroleum & Products Co., Ltd. , http://www.nbferro.com
Do not fear cold wind into home decoration doors and windows selection trick