Drainage protection board integrates waterproof and drainage, solves relation between waterproof and drainage successfully, and is better and more reliable than traditional stone pottery particle drainage and other filter layers both in drainage function...
geomembrane, HDPE geomembrane, geotextile, green roof drainage board, GCL...
Characteristics:Height of knobs: ~10mm Mass per unit area: ~700g/m2 Compression strength: ~300 kN/m2 (= 30 tons/m2) Air volumen between the knobs: ~5.6 L/m2 Water drainage capacity: depending on compression and applicationLength of roll: 15/25m Width of...
dimpled plastic sheet, sheet drain, drainage board...
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