Pasco Aquastop Waterstop
Pasco Aquastop is a flexible hydrophilic polymer rubber waterstop designed for sealing construction joints. It offers 300% expansion, self-healing properties, and is potable water safe. Ideal for underground structures, precast panels, and irregular surfaces, Aquastop provides a permanent and reliable solution for water infiltration challenges.
- $69.70
- $69.70
- Unit price
- per
Prices do not include GST
Physical Properties
Expansion:
300%
Hydrostatic_head_resistance:
70m
Service_life:
Permanent
Colour:
Black
Elongation:
>450%
Temperature_range:
40°c to 80°c
Potable_water_safe:
Yes
Packaging:
19mm x 25mm, 5 metres per roll, 6 rolls per carton
Storage:
12 months minimum at <25°c in cool, dry conditions
Couldn't load pickup availability
Shipping & Delivery
$15.95 + GST for Australia-wide shipping, excluding DG, oversized, long-length, and bagged items over 15kg. Remote areas and site deliveries are also ineligible. If your order includes any of these, we’ll contact you to arrange additional freight fees. Online purchases only.
Aquastop Hydrophilic Construction Joint Waterstop is a premium solution for sealing construction joints and precast panels. This innovative waterstop expands up to 300% upon contact with water, forming a permanent seal against water infiltration. Engineered with hydrophilic polymer rubber and bentonite, Aquastop delivers exceptional performance, even under hydrostatic pressure of up to 70m. Its self-healing and potable water-safe properties make it an indispensable choice for trade professionals in construction and waterproofing.
Key Features
- Expands up to 300% for a superior seal.
- Self-healing capabilities for long-lasting effectiveness.
- Safe for potable water applications.
- Withstands hydrostatic pressure up to 70m.
- Lightweight and easy to install with flexible coils.
- Non-toxic and environmentally safe.
- Adapts to irregular and uneven surfaces.
- Eliminates seam welding and split forming associated with PVC/rubber waterstops.
Suitable Substrates
- Concrete surfaces, both regular and irregular.
- Precast concrete panels and penetrations.
Uses
- Underground structures, tunnels, and stations.
- Box culverts, pits, retaining walls, and basements.
- Precast panels and vertical/horizontal construction joints.
- Sealing around penetrations through concrete.
- Manholes and other non-moving construction joints.
Benefits
- Permanently active and unaffected by wet/dry cycles.
- Forms a positive seal, even in cracks and voids.
- Compressible and malleable for excellent surface contact.
- Resistant to degradation and chemical exposure.
- Easy application process with simple surface preparation.
Application Guide
- Ensure all surfaces are clean, structurally sound, and free of contaminants.
- Apply the selected adhesive along the concrete by the width of the waterstop.
Recommended Adhesives:
Adheseal PU25FC – ideal for horizontal surfaces.
Brush Contact – suitable for both vertical and horizontal surfaces and more cost-effective for larger jobs. - While adhesive is tacky, press Aquastop firmly into place.
- Join ends tightly to form a continuous seal.
- Avoid pre-hydrating or submerging Aquastop before installation.
Limitations
- Not suitable for contaminated groundwater applications.
- Must be fully confined in concrete with a minimum of 75mm cover.
- Pre-hydrated material should dry before concrete placement.
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