Because the main function of the equalizing ring is to equalize the voltage, it is suitable for AC voltage, which can evenly distribute the high voltage around the object to ensure that there is no potential difference between the various parts of the ring, so as to achieve the effect of equalizing the voltage.

the manual of uPVC Profile is written like this: The plastic steel profile has a very good sound insulation effect, which is suitable for residential doors and windows, and is especially suitable for residential buildings in downtown areas.

In order to effectively extend the life of the PVC Window Profile, pay attention to the uniform thickness when filling the foaming agent. For stubborn marks, use a spatula to shovel the convex part of the filling and smooth it with sandpaper. If it is decorated with paint , Customized processing of plastic steel profiles, the shovel can be treated with the same color paint, and the surface of the profile can be scrubbed with water to remove general dust.

Compared with other raw materials for windows and doors, the windows and doors made have to be more than 30% higher than the actual effect of heat insulation and noise reduction and noise reduction than other windows and doors, but its ex-factory price is only aluminum. Up to 10% of the alloy material, very cost-effective, cost-effective, and you can choose!

Remove the sealing strip on the side of the window sash. If it is a four-sash window, there is still an eldest son in the middle.