China and the United States _ bridge aluminum doors and windows fees high? _ Tianjin bridge aluminum doors and windows provided by the gorgeous windows and doors. We are Shijiazhuang Sino-American Door (www.sjzygf.com) located at: Shijiazhuang specializes in: Shijiazhuang sun room, bridge aluminum doors and windows, shower room, glass partition aluminum doors and windows broken bridge maintenance rules: one for glass, frame, aluminum doors and windows broken bridge fan, etc., aluminum clad wood windows and doors when the site clean, use a soft cloth dipped in water or a neutral detergent, do not use ordinary soap and laundry detergent, but can not use scouring powder, toilet and other fine strong acid washing of Cleaner bridge aluminum doors and windows prices how this will corrode the surface profile, thus ensuring the glass, frame and other parts will not be scratched. 2, part of the trench, and every three months to deal with the sash rail junctions were cleared buried to prevent dust, sand and other normal use of hardware built into the benign influence of the ring, can be soft wool or vacuum cleaner to clean up. 3, when cleaning aluminum doors and windows, do not step on the broken bridge aluminum doors and windows aluminum frame charges high? , Do not pull the frame for support. So easy to wear their doors or unexpected accidents. 4, every three months to respond bridge aluminum doors and windows, aluminum clad wood door sash corners to check parts of the hardware, tighten the bolts bridge aluminum doors and windows in time is based on square meter cost anything, replacement of damaged parts. Positioning axis pin, wind bracing, and springs and other vulnerable parts of aluminum doors and windows broken bridge aluminum doors and windows, one should always check regularly add oil to keep it clean and flexible. Sealed plastic glass tops and aluminum doors and windows sealed insulation is to ensure that key structures, if off to be repaired, replaced. 5, when the bridge aluminum doors and windows as a result of oxidation and rust, can be used a knife to gently scrape the rust aluminum, soapy water and then wash clean with a dry cloth, then wipe with a dry cloth marked with wax polish, the better smooth as new. Stream oil every six months can be used for hardware rotation, sliding and locking points and other parts for lubrication oil drops after repeated opening and closing of three one five times to ensure thorough lubrication, increase flexibility and longevity hardware rotation mechanism. Shijiazhuang gorgeous windows broken insulation aluminum doors, windows performance requirements of a major outer window insulation performance to meet the "building exterior window insulating properties and test methods" (GB / T8485-2002 three standard 35dB> Rw> 30dB 2 , outside the window insulation properties meet the "building exterior window insulation performance rating and testing methods" (GB / T7108-2002 two standard) 3.0> k≥2.5 3, outside the window air leakage performance to meet the "building exterior windows and air leakage performance Detection "(GB7107-2002 three standard) 2.5≥q1> 1.5m3 / mh 4, rainwater infiltration performance to meet outside the window" of windows rainwater infiltration performance rating and testing methods "(GB7108-2002 three standard) 250≤ △ P <350 5, in line with other countries prescriptive standards.