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ACTFLEX 988 CWP Hydrostatic Cementitious Membrane
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ACTFLEX 989 CWP Cementitious Membrane
Applications
Retaining Wall
Water Tank
Below Ground
Negative Waterproofing
Technical Specifications
Key technical properties of this product. Refer to the Technical Data Sheet for complete installation and performance information.
| Classification | Rapid-setting non-shrink cementitious plugging compound; no dedicated Australian Standard performance classification |
|---|---|
| Mixing Ratio | 150 mL clean water per 1 kg powder |
| Coverage | Detail-dependent yield: 20×20 mm chase approx. 6 m per 5 kg or 25 m per 20 kg; 20 mm × 40 mm spot plug approx. 200 per 5 kg or 800 per 20 kg |
| Suitable Substrates | Concrete and masonry; cementitious substrates only |
| Internal / External Use | Internal and protected external cementitious repairs; not for prolonged direct UV exposure |
| Strength Index | Compressive strength ≥4.5 MPa at 1 hour and ≥15.0 MPa at 3 days; manufacturer index values without accredited test reports |
| Potable Water | No AS/NZS 4020 approval; written FORSPEC confirmation required for potable-water applications |
Need Technical Advice?
Not sure if this product is suitable for your project?
Our technical team provides independent advice on product selection, compatibility and waterproofing systems.
Independent product advice backed by real-world waterproofing experience.
Contact Technical Support
(07) 3667 9878
Monday–Friday
7:00 am – 3:00 pm AEST
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