Description

Sika®Drain-850 Geo is a heavy duty drainage and protection sheet produced from high density polyethylene (HDPE) with dimples 10 mm high and a filtration layer of geotextile (PP) bonded on the top.

Uses

As a protection and drainage sheet for preformed sheet membrane waterproofing systems, liquid applied membranes and with the Sika® White Box concept for waterproofing retaining walls and heavy duty roofs/podiums.

Advantages

• High drainage capacity
• High mechanical/impact resistance
• Integral filtration layer
• Resistant to all natural aggressive mediums in ground water and soil
• Suitable for contact with soft water (aggressive to concrete)
• Can be installed on damp and wet substrates
• Sika®Drain-850 Geo forms a drainage channel in the space between the structural elements and the backfilling/ soil/substrate to allow water to be drained away