Vexcolt (VEX)
VEX Waterstop VX HydroMaster
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In-store pickup only. If you require shipping, please call the office during opening hours.
VX HydroMaster is a hydrophilic waterstop that expands upon contact with water to create a pressure-tight seal in concrete construction joints, both horizontal and vertical. It comes in various profiles and is made from a combination of expanding hydrophilic material and nonexpanding chloroprene rubber. The co-extruded design directs expansion across the joint for optimal sealing.
VX HydroMaster changes from dark blue to light blue when expanded, allowing for easy visual inspection. It includes a delay coating to prevent premature expansion, and most profiles feature a self-adhesive backing for quicker, easier installation. VX HydroMaster can shrink back when dry and reexpand with moisture, maintaining functionality through repeated wet-dry cycles.
- Self-adhesive simplifies installation and helps lower construction costs.
- Co-extruded design ensures expansion is directed across joint, maximizing sealing performance.
- Delay coating prevents material from expanding too early.
- Resistant to repeated wet-dry cycles without compromising performance.
- No on-site welding required, unlike traditional PVC waterstops.
- No need for special fittings or intersections, simple butt joints are sufficient.
- Can be applied on rough surfaces using a gungrade waterstop like VX LiquidMaster.
- Compatible with traditional PVC waterstops, allowing for flexible integration.
- No issues with compaction or displacement during installation.
Sold per bulk roll.

