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A pipe-shaped drainage material wrapped in a permeable filter, known as a buried drainage pipe [Monodrain].
ケイエフ
Monodrain is a drainage pipe made by knitting polyester monofilament into a tubular shape and wrapping it with a permeable filter.
41

Biodegradable flying sand and dust prevention agent "Soil Tech (flying sand prevention type)"
オーバル 神奈川オフィス
Environmentally friendly biodegradable dust and sand control agent!
80

Solving Waterproofing Construction Issues: I Want to Operate the Parking Lot During Waterproofing Work.
日本プロロング
The Everpro Long method allows vehicles to drive on parking lots even during waterproofing work. We will compare and explain the conventional rigid urethane waterproofing method with our waterproofing method.