One-component, water-reactive, high-foaming PU for sealing water inflows
Application and Properties
• Stopping water intrusion in tunnelling and civil
engineering
• Backfilling of fissures and cavities such as crevices,
gravel layers, joints, cracks and honeycombs in
concrete structures.
• Foam factor ~ 70
• Steerable reaction times by adding WILLADD® 1 (6%
at 20°C) 90 ± 15s
• Easily mechanically degradable