uPVC windows are an important bridge between the home space and the outside world, but uPVC windows may have some major or small problems after being used for a long time, such as uPVC windows seepage, cannot be pulled, cannot be opened, and are severely deformed. How to deal with such a situation, and how to prevent these problems from appearing? We should learn to do maintenance work for uPVC windows.

1. Do not hang heavy items on the door leaf and avoid bumping and scratching with sharp objects. When opening or closing the door leaf, do not use excessive force.

2. Do not open the door lock with wet hands, or splash corrosive solvents on wooden doors and door locks. Do not use excessive force when opening the door lock or turning the door lock handle. Hinges, door locks and other frequently moving hardware accessories should be tightened immediately when they are loose. When the door lock fails to open, you can add an appropriate amount of pencil lead and other lubricants to the keyhole for lubrication.

3. When wiping the glass, do not allow cleaning agent or water to penetrate into the gap of the glass bead to avoid deformation of the bead. Do not use excessive force when wiping the glass, so as to avoid damage to the glass and personal injury. After the glass is broken, be sure to ask a professional to repair it.

4. When removing stains on the door surface (such as fingerprints), it can be wetted with water and wiped with a soft cloth. Hard cloth is easy to scratch the surface. If the stain is too heavy, you can use a neutral cleaning agent or a special cleaning agent for furniture. After decontamination, wipe it off immediately. Do not rub frequently on the edges and corners of the door to avoid discoloration and damage to the materials at the edges and corners. In order to maintain the gloss and service life of the wooden door surface, it should be cleaned and dusted regularly, and the surface can be maintained with a special curing solution.