VELOSIT® WS 801
Highly Swellable Joint Waterstop
VELOSIT WS 801 is a water swellable waterstop used for waterproofing of construction joints.
Typical applications:
- Waterproofing of construction joints between different concrete pours
- Waterproofing of saw cut joints
- Waterproofing of pipe penetrations
- Waterproofing of the wall-slab joint
Properties:
- 1000% swelling capacity, fully reversible for an unlimited number of cycles
- Dimensional stable, no wash-out like with Bentonite waterstops
- Retarded swelling, volume increase starts several hours after water contact
- Swelling pressure of > 5 bar (73 psi), extreme resitance against hydrostatic pressure
- Resists 50 m (160 ft.) water pressure acc. to EN 12390-8
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