Beautiful light-resistant polycarbonate sheet is not as easy as cracking idea frame and that some people think that referred to that experience, the problem is probably a corrugated polycarbonate sheet. This type of poly is actually suitable for installation inside the building, more than, or if you want to use it outside the building, it can be used, but should be installed to the correct method is. Must close the head end of the corrugated sheet will have a Groove. Water can flow through.
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