Plastic-steel doors and windows are entering the millions of households with an elegant attitude. How to maintain the finished products' finished doors and windows is more worth our attention. First, one of the advantages of steel doors and windows is basically do not need to repair, but considering that there are many improper use of steel doors and windows profiles or poor processing quality, it is recommended that the user is best to repair and maintenance once every six months to a year, generally should check the following five aspects : 1. Whether there is any crack in the profile weld of the door window frame or the fan. 2. Whether the door or window fan has obvious deformation, warping, or sagging fan. 3, check the sealing strips, thongs shrink, deformation, there are gaps. 4, whether the hardware accessories cracked, damaged, tight. 5, whether the drainage hole is open. Second, when the door and window installation workers complete the installation of windows and doors, due to the carelessness of the wall decoration personnel, often appear uneven thickness of the filling foaming agent or adhesive coating in plastic doors and windows, and sometimes stubborn stains are also present. At this point, we can: 1. Use a spatula to level out the convex part of the filling and sand it to make it flat. 2. If there is paint decoration, the same color paint can be used to handle the leveling. 3, use water to scrub the surface of the profile to remove general dust. 4, stained with white cotton stained with ethyl acetate stubborn stains, and then scrubbed with water. Doors to buy doors and windows three trees paint window decoration The design of various styles, capacities and colors is widely applicable to the needs of different specimen collection and experiments such as sputum, urine, feces, semen, etc. Specimen Cup,Urine Sample Cups,Sterile Specimen Cups,Urine Collection Cup Yong Yue Medical Technology(Kunshan) Co.,Ltd , https://www.yongyuemeds.com
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