1. Safety net can be made of nylon, vinylon, taenia or other materials with weatherability not lower than the above varieties.

2. The height of the flat net shall not be less than 3m, the width of the net shall not be less than 1.2m, and the width (height) of the dense safety net shall not be less than 1.2m. Deviation of product specification: less than ±2% is allowed. The weight of each safety net should not exceed 15kg.

3. Safety net with diamond or square mesh, mesh length not greater than 8cm.

4. The edge rope and net body connection must be firm, flat net edge rope breaking strength shall not be less than 7000N; The breaking tension of net edge rope shall not be less than 3000N.

5. The tether shall be evenly distributed along the edge of the net, and the distance between two adjacent tethers shall conform to the provisions in Table 1. Length not less than 0.8m. When the tendon is strong and the tether is used in one, the tether part must be lengthened, and after it is tied to the side length, it can be doubled back to the side rope to form at least two roots.

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