Hydroseal ()

Properties And Effects

VELOSIT WS 801 is a water swellable waterstop used for waterproofing of construc?on joints. Typical applica?on fields besides others are as follows • Waterproofing of construc?on joints between different concrete pours • Waterproofing of saw cut joints • Waterproofing of pipe penetra?ons • Waterproofing of the wall-‐slab joint

Applications

Scope and Method of Use

Physical and Chemical Properties

VELOSIT WS 801 is a waterstop that swells under contact with water. It is applied on the previous concrete pour into the center of the construc?on or expansion joint. VELOSIT WS 801 is either glued with an adhesive or nailed to the concrete 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 aPer water contact Swelling pressure of > 5 bar (73 psi), extreme resitance against hydrosta?c pressure Resists 50 m (160 P.) water pressure acc. to EN 12390-‐8

Maintenance And Safety

Packaging VELOSIT WS 801 is supplied in rolls á 50 m (163’). 4 rolls are packaged in a box (approx. 24 kg/53lbs Storage VELOSIT WS 801 can be stored in unopened original packs for 5 years at 5-‐35°C (40-‐95°F) in a dry storage place protected against sunlight