VELOSIT Waterproofing Accessories
VELOSIT® DB 830
Waterproof joint sealing tape designed for construction joints, expansion
joints, cracks, pipe penetrations, and wall-to-slab transitions.
Its flexible, low-profile design makes VELOSIT DB 830 especially suitable
for waterproofing beneath tile, flooring, coatings, and thin overlay systems.
Product Highlights
Elongation
>300%
Excellent flexibility
Water Pressure
50 m
Approximately 160 ft
Profile
Thin
Suitable beneath tile
Stability
UV Stable
Durable performance
Typical Applications
Construction Joints
Provides waterproof protection between separate concrete pours and
adjoining construction sections.
Cracks
Seals and bridges cracks before the installation of coatings, overlays,
or waterproofing systems.
Pipe Penetrations
Creates flexible waterproof protection around pipes, utilities, and
other service penetrations.
Wall-to-Slab Joints
Protects critical transitions between vertical and horizontal
construction surfaces.
Expansion Joints
Accommodates movement while maintaining waterproof protection across
expansion areas.
Mixed Substrates
Ideal for interfaces where adjoining substrates have different
expansion and movement characteristics.
Properties & Benefits
High Flexibility
More than 300% tensile elongation supports movement accommodation and
dependable joint bridging.
Minimal Thickness
The thin profile is especially suitable for tile installations and
other low-build flooring assemblies.
Water-Pressure Resistance
Resists water pressure up to 50 m, or approximately 160 ft, according
to EN 12390-8.
Chemical Resistance
Offers good resistance to many common construction materials and
environmental media.
UV Stable
Engineered to deliver durable performance in exposed and demanding
installation conditions.
System Compatible
Integrates with professional VELOSIT waterproofing and flooring
systems.
VELOSIT DB 830 provides flexible waterproofing at joints, transitions,
penetrations, and cracks where movement accommodation and long-term
durability are essential.
Prepare all surfaces according to VELOSIT requirements and confirm the
correct compatible waterproofing material, overlap, and installation
method before application.
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