DURAM
Duram 195 – Class III PU Membrane
- Regular price
- $195.00 AUD
- Sale price
- $195.00 AUD
- Regular price
-
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- Forms a fully bonded, seamless Class III waterproofing membrane.
- Single-pack application eliminates on-site component mixing.
- Provides 400% elongation under AS 4654.1 Appendix A testing.
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Overview & Features
- Bonds to suitably primed construction substrates
- Self-levelling horizontal application with anti-sag capability up to 0.75mm
- Low VOC content below 100g/L and meets Green Star environmental criteria
- Apply by brush, roller, broom or squeegee
- Does not re-emulsify once fully cured
Application Guide
- Prepare a clean, sound, smooth and fully dry substrate, then complete any specified moisture and adhesion testing. Prime with the appropriate Duram primer and allow it to become touch dry. Detail sheet joints, cracks, corners and penetrations with the compatible Duram sealant and reinforcing system. Apply Duram 195 by brush, roller, broom or squeegee in at least two coats, allowing the stated recoat interval and achieving the specified dry film thickness. Protect or cover the cured membrane; all UV-exposed work must be topcoated with Duram Multithane ATC.
Specifications & Standards
- Technology: Single-pack, liquid-applied, moisture-curing aromatic polyurethane
- Membrane class: Class III
- Colour: Black
- Finish: Fully bonded, seamless elastomeric membrane
- Packaging: 4L and 15L pails; 15L equals 19.5kg
- Application: Brush, roller, broom or squeegee
- Coverage: 0.75m²/L per coat; actual yield varies with substrate and application
- Coats: Minimum two coats
- Horizontal build without topcoat: 1.5mm DFT
- Vertical build without topcoat: 1.0mm DFT
- System with Multithane ATC: Minimum 1.2mm DFT
- Touch dry: 4–6 hours at 25°C and 50% RH
- Recoat: 6–24 hours; second coat best applied within 36 hours
- Full cure: 48 hours at 25°C and 50% RH
- VOC: Less than 100g/L
- Relative density: 1.39
- Flash point: 75°C
- Shelf life: 6 months in original unopened packaging
- Safety: Solvent-based hazardous chemical and combustible liquid; read the SDS before use
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Applications
Balcony
Podium
Terrace
Rooftop
Planter Box
Internal Wet Areas
External Waterproofing
Below Ground
Technical Specifications
Key technical properties of this product. Refer to the Technical Data Sheet for complete installation and performance information.
| Classification | Class III single-pack moisture-curing polyurethane waterproofing membrane |
|---|---|
| Mixing Ratio | Single component; no mixing required |
| Coverage | 0.75m²/L per coat; approximately 3m² per 4L pail or 11.25m² per 15L pail before substrate and application variation |
| Suitable Substrates | Concrete, cementitious screeds, masonry and water-resistant lightweight composite sheeting; other materials subject to site-specific testing |
| Application Conditions | Do not apply below 4°C, above 43°C, or to frosty, damp or wet surfaces |
| Storage | Store upright in original unopened packaging in a cool, dry place |
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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