Mapelastic Smart – Flexible Cementitious Waterproofing Membrane
- Regular price
- $229.95 AUD
- Sale price
- $229.95 AUD
- Regular price
-
- Unit price
- / per
Prices shown exclusive of GST.
Mapelastic Smart is a two-component, flexible cementitious waterproofing membrane designed for protecting concrete and masonry structures from water ingress and carbonation. Its high flexibility allows it to accommodate normal structural movements and cracking, ensuring long-lasting performance.
The system can be applied by brush, roller, or spray, and is suitable for both internal and external applications. Common uses include waterproofing balconies, terraces, swimming pools, bathrooms, and retaining walls, as well as protecting structures in contact with aggressive agents such as de-icing salts and sulphates.
• Flexible two-part system offering superior waterproofing for critical areas
• High crack-bridging capability, even at low temperatures
• Resistant to water, chlorides, and sulphates commonly found in pools and outdoor areas
• Excellent adhesion to concrete, renders, and cementitious screeds
• Balconies and terraces prior to tiling
• Waterproofing swimming pools and water tanks
• Retaining walls and external foundations
• Bathrooms, showers, and wet areas in residential and commercial buildings
• Brand: Mapei
• Product Type: Cementitious Waterproofing Membrane
• Packaging: Part A (Powder) + Part B (Liquid Polymer)
• Mixing Ratio: A:B = 3:1 by weight
• Application: Trowel, brush, or roller
• Layer Thickness: Minimum 2 mm (two coats)
• Crack Bridging: ≥ 0.75 mm (Class A1 at +23°C)
• Curing Time Before Tiling: 4–5 days
• Pot Life: ~1 hour at 20°C
- Cement-Based
- Flexible
- Internal & External
- Mapei
- Mapei Mapelastic Smart
- Two-Component
- Waterproofing
- Waterproofing Membrane
Why Choose H2O Supplies?
Preferred by the Trade
Reliable Product Range
Eco-Friendly & Sustainable
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"Brilliant service and fast turnaround! The H2O team got my order ready on the same day — helped me stay on track and impress the builder."
"H2O helped me spec the right system for a balcony job. Even with the weather turning bad, their advice paid off — no failures, just solid results."
"Great range and even better advice. The team knew exactly what I needed for the job — no stuffing around, just solid support from people who know the trade."
"Top-tier supplier! I’ve ordered from H2O across multiple projects and they always come through — great stock levels, advice, and fast turnarounds."
"H2O’s forensic team resolved a complex waterproofing issue on a large commercial site. Their reporting, advice, and support kept the project moving confidently.
"Great range and even better advice. The team knew exactly what I needed for the job — no stuffing around, just solid support from people who know the trade."
"Saved me a heap of time on site. H2O had exactly what I needed, and their advice on application helped me get it done faster with no hold-ups between stages."
"Our team relies on H2O for fast quotes, clear spec sheets, and product availability. Makes ordering for site a breeze — they know what tradies need."
"Product recommendations for concrete repair have been spot-on. Materials hold firm, cure quickly, and help us keep tight schedules without sacrificing quality."

