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40 mm thick water reservoir and drainage board

Technical data Unit UltimateDrain 40 UltimateDrain 40 mm thick water retention and runoff-delay drainage board
Length mm 2102
Width mm 980
Area m2 2.06
Height mm 40
Weight kg/board 4.65
Weight per unit area kg/m2 2.257
Diameter of the perforations mm 2
Colour Black
Material Recycled High Impact Polystyrene (HIPS)
Retention capacity
Water litres/m2 21.26
Infilled: crushed brick litres/m2 23.73
Water flow within the plane of the product ('i' refers to hydraulic gradient)
Horizontal water discharge capacity - EN ISO 12958
i = 0.010 i.e. 1% fall litres/(m×s) 0.73
i = 0.020 i.e. 2% fall litres/(m×s) 1.06
Water permeability characteristics perpendicular to the plane, without load
Rate of drainage through board perforations - EN ISO 11058
Under 5 mm permanent water pressure litres/(m2×s) 0.32
Under 10 mm permanent water pressure litres/(m2×s) 0.53
Under 50 mm permanent water pressure litres/(m2×s) 1.58
Tensile strength - EN ISO 10319
Warp (MD) kN/m 8.04
Weft (CMD) kN/m 5.35
Tensile extension - EN ISO 10319
Warp (MD) % 43.9
Weft (CMD) % 28.9
Compressive strength - EN ISO 802
Empty kN/m2 345
Infilled: 4 - 8 mm gravel kN/m2 400
CE marking Affixed
Boards stackable during delivery Yes
Packaging Palletised
Packaging unit boards/pallet 218
Packaging unit m2/pallet 450
Pallet size (L×W×H) mm 2100 x 1000 x 1650
Pallets stackable during delivery No
Gross weight (full pallet) kg/pallet 1055
Laying Overlapping - up to 3° fall a single corrugation is sufficient Number of overlapped corrugations is determined by the slope of the roof
Download Technical Data Sheets UltimateDrain 40
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