Drainage geocomposite ND 4+1h Drainage System
polypropylenepolystyrenehigh-resistance

drainage geocomposite
drainage geocomposite
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Characteristics

Function
drainage
Material
polypropylene, polystyrene
Other characteristics
high-resistance

Description

High-quality, CE-marked drainage system with a water reservoir for roofs planted with extensive or intensive vegetation. The drainage system prevents the build-up of hydrostatic pressure on the waterproofing membrane, protects it against mechanical loads and ensures that vapour is able to evaporate freely from the XPS insulation on an inverted roof. Dimensions approx. 30 m x 1.25 m Packaging approx. 37.5 m², roll Weight approx. 1,017g/m² Build-up height approx. 17 mm Compressive strength approx. 450 kPa Material dimpled sheet recycled, high impact polystyrene (HIPS) Material geotextile filter polypropylene (PP) and propyethylene (PE) Perforations /m² approx. 1,540, Ø 6.3 mm Water reservoir approx. 4.3 l/m² Drainage capacity i = 1 (20 kPa) 7.86 l/(s.m) Drainage capacity 2 % fall (20 kPa) 0.96 l/(s.m) CE hEN EN 13252 Applications Nophadrain Extensive Green Roof System - also suitable for inverted roofs Nophadrain Intensive Green Roof System - also suitable for inverted roofs

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*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.