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45×5 floor outdoor heavy duty drain Ditch cover:
1. The anchors of frame must be firmly embeded in the cement layer.
2. the supporting surface on the opposite sides of ditch must be smooth and solid.
Compared with cost iron drain cover, the advantage of steel grating:
1.Saving material: the most economical method of using material at the same bearing condition, correspondingly, also less material of supporting structure.
2.Less investment: less material, less workman, shorter time limit of project, no need of clearance and maintenance.
3.Easy construction: fixed by installation fastener or welding, one person can finish.
4.Durable: hot-dipped galvanized, high attacking and heavy duty proof.
5.Modernization: beautiful appearance, reasonable design, good ventilation and daylight,
6.Light structure: less material, light weight, easy to be lifted and loaded
7.Dirt proof: no rain, no snow and dust