What should be paid attention to when the PVC roofing sheet is overlapped?
PVC tile is also called plastic steel tile. It is made of resin and will never rust. It has the advantages of anti-corrosion, anti-aging, thermal insulation, fire insulation, wind and shock resistance, convenient installation and transportation, etc. When affected, PVC anti-corrosion plastic tiles can absorb noise very well.
The lap joint work of PVC roofing sheet during construction has an important impact on the later use effect, so there are a few points that need to be paid attention to when lap jointing.
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Side Lap:
1. Pay attention to the dominant direction of wind and rain. The direction of laying PVC plastic steel tiles should be opposite to the dominant direction of wind and rain.
2. The medium wave requires two waves to overlap.
Longitudinal lap:
1. The lap length of PVC plastic steel tile is generally ≧ 300mm, the smaller the slope, the longer the lap length should be;
2. The distance between the upper tile port and the fixing screw position should not be too much, preferably ≤200mm.
In the installation and use of PVC plastic steel tiles, as long as we make good use of its characteristics and pay attention to various installation details, we can make it more effective and use it for us for a longer period of time.
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If you do not pay attention to these details in the installation, it may cause problems such as deformation and water leakage of the PVC plastic steel tile, which will affect the smooth progress of the construction and the effect of use, and may also increase the cost of use.