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Polytarp has also proven to be a popular source when an inexpensive, water resistant fabric is needed. Many amateur builders of plywood [[sailboat]]s turn to polytarp for making their sails, as it is inexpensive and easily worked. With the proper type of adhesive tape, it is possible to make a serviceable sail for a small boat with no sewing. | Polytarp has also proven to be a popular source when an inexpensive, water resistant fabric is needed. Many amateur builders of plywood [[sailboat]]s turn to polytarp for making their sails, as it is inexpensive and easily worked. With the proper type of adhesive tape, it is possible to make a serviceable sail for a small boat with no sewing. | ||
=== Perforated [ | === Perforated [https://vatlieunhaxanh.net/danh-muc/rem-nhua-pvc/ PVC] tarp === | ||
Typically used for large medium advertising or for protection on scaffoldings. The aim of the perforations (from 20% to 70%) is to reduce wind vulnerability. | Typically used for large medium advertising or for protection on scaffoldings. The aim of the perforations (from 20% to 70%) is to reduce wind vulnerability. | ||
[[Image:perforated_pvc_tarp.jpg|thumb|right|an example of perforated tarp]] | [[Image:perforated_pvc_tarp.jpg|thumb|right|an example of perforated tarp]] |
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