Different ways of making drain holes
1. Drainage holes at the beginning of the single cloth, common in the single cloth on both sides of the combo and obstacles.
A. The following picture is the drainage hole on the left side of the combo, which is located at a position about 1 cm high from the single cloth from the inflatable bottom. Generally, the factory uses something to perm a small hole to drain the water on the dough sheet.
B. This type is also located on the lower side of the single cloth. This type is sewn. The advantage is that there is no height difference between the drainage port and the surface, and the drainage is more convenient.
2. The drainage hole in the corner of the inflatable wall is used to drain the accumulated water on the dough sheet.
3. Drainage port at the bottom of the product to drain the accumulated water inside the inflatable bottom, with a Velcro cover.
4. pool drain
