Duram Flexement Waterproof Cement Additive | 1L
Duram Flexement Waterproof Cement Additive | 1L
R145.00
Duram Flexement Waterproof Cement Additive is a premium solution designed to transform ordinary cement into a watertight, flexible, and highly durable material. With superior adhesion, tensile strength, and resistance to permanent immersion, it outperforms competing additives by ensuring long‑lasting protection. Its hydrophobic formula reduces cracking, shrinkage, and porosity, making it ideal for demanding applications. This expertise‑driven additive is the trusted choice for anyone seeking reliable waterproofing performance. Duram Flexement Waterproof Cement Additive | 1L Details:
- Waterproofing Performance: Creates a watertight cementitious layer that withstands permanent immersion.
- Superior Adhesion: Enhances bonding strength for screeds, plaster, tile adhesive, and grouting.
- Flexibility & Strength: Resists substrate movement and prevents cracking during curing.
- Hydrophobic Formula: Reduces porosity, ensuring less sealer is required.
- UV & Weather Resistance: Maintains durability in outdoor applications.
- Abrasion Resistance: Provides long‑lasting protection against wear.
- Non‑Toxic & Water‑Based: Safe to use with easy water cleanup.
- Coverage: Waterproofing slurry with Flexemesh membrane: 1 m² per litre per coat (4 coats). Bonding/bagging slurry: 1 litre per 6–8 m² per coat (1 coat).
- Courier Options: A flat delivery fee will be calculated at checkout, or you can book your own courier at checkout.
- Audience Best Suited: Professional contractors, DIY enthusiasts, and homeowners needing reliable waterproofing for showers, balconies, patios, ponds, reservoirs, and retaining walls.
What’s In The Box? 1 × Duram Flexement Waterproof Cement Additive | 1L
SKU: 6291
Duram Flexement Waterproof Cement Additive | 1L Overview
Duram Flexement is a submersible waterproofing cement additive engineered to improve water resistance, adhesion, tensile strength, and flexibility. Manufactured with a hydrophobic formula, it ensures cementitious substrates remain watertight even under permanent immersion.
Duram Flexement Waterproof Cement Additive | 1L Benefits and Features
Waterproofing Cementitious Substrates: Provides reliable protection in permanently wet areas.
Excellent Adhesion: Strengthens bonding for screeds, plaster, and tile adhesive.
Flexibility: Resists cracking and substrate movement.
Hydrophobic Formula: Creates watertight cement with reduced porosity.
UV & Weather Resistant: Suitable for exterior applications.
Abrasion Resistance: Ensures long‑lasting durability.
Non‑Toxic & Water‑Based: Safe handling with easy cleanup.

Steps to Follow for Applying Duram Flexement Waterproof Cement Additive | 1L
Preparation
Clean substrate thoroughly, removing dirt, algae, grease, and loose material.
Repair damaged surfaces before coating.
Saturate substrate with clean water before application.
How to Apply Duram Flexement Waterproof Cement Additive | 1L
Mix Flexement with water first, then add Portland cement gradually.
Stir continuously until a uniform paste is achieved.
Apply slurry coats with Flexemesh membrane, ensuring 50 mm overlaps.
Allow drying between coats.
Cleanup
Uncured product: Clean with water.
Cured product: Remove mechanically.
A Few Scenarios Where the Product Can Be Used
Shower floors and walls.
Balcony and patio under‑tile waterproofing.
Fish ponds, reservoirs, and dams.
Retaining walls and foundation walls.
Irrigation channels, silos, and water troughs.
Planter boxes and flat roofs.
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Health and Safety
Duram Flexement is water‑based and generally safe to use. Always wear protective gloves and eye protection, and ensure good ventilation during application. Avoid contact with eyes and skin, and keep out of reach of children. If swallowed, seek medical advice immediately. Dispose of contents responsibly and recycle empty containers.
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We deliver nationwide across South Africa. Terms and conditions apply. Delivery times are normally 5–7 working days, but it might be quicker depending on your location. With fast and secure checkout, order today and enjoy reliable delivery to your door. You will also be able to book your own courier at checkout. Feel free to contact us via the WhatsApp widget on this page, or send us an email atShipping Info
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FAQ
FAQs – Duram Flexement Waterproof Cement Additive | 1L
It’s ideal for showers, balconies, patios, ponds, reservoirs, retaining walls, and more.
Yes, it is engineered for continuous water exposure without losing adhesion or flexibility.
Yes, it is non‑toxic, water‑based, and suitable for interior applications.
Combine Flexement with water first, then add Portland cement gradually until smooth.
Yes, replace 50% of the water in adhesive or grout with Flexement for enhanced bonding.
Yes, its hydrophobic formula minimizes shrinkage and cracking during curing.
Waterproofing slurry: 1 m² per litre per coat (4 coats). Bonding slurry: 6–8 m² per litre per coat.
Uncured product cleans with water; cured product must be removed mechanically.Out of Stock?
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Additional information
| Weight | 1.395 kg |
|---|---|
| Dimensions | 13 × 13 × 13 cm |












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