Tecnopol & Desmopol Certified by BBA/ETA with a lifespan exceeding 25 years.

Desmopol range of high performance liquid polyurethane waterproofing membranes is a BBA-certified world leading, NHBC-approved waterproofing system designed for roofs, balconies, verandas, basements, commercial roofs and more. Recommended to be installed by professionals only.

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With superior adhesion, high elasticity, and outstanding durability, Desmopol ensures seamless, watertight protection against moisture, extreme weather, and heavy foot traffic.

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Why Choose Desmopol Liquid Waterproofing?

✔ Single-Component & Moisture-Cured – No mixing required, ready-to-use formula.
✔ Seamless & Fully Bonded – No joints or overlaps, ensuring 100% waterproof protection.
✔ Highly Elastic & Crack-Bridging – Expands & contracts with the substrate to prevent leaks.
✔ UV, Chemical, & Weather Resistant – Long-lasting performance in extreme conditions.
✔ Versatile Application – Can be applied with a roller, brush, airless spray, squeegee, or trowel.
✔ BBA & NHBC Approved – Certified for residential and commercial projects.

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Desmopol – Premium Liquid Polyurethane Waterproofing Membrane

Ultimate Protection for Roofing, Bridges & Structural Waterproofing

Desmopol is a high-performance, single-component, polyurethane, solvent-based liquid membrane engineered for waterproofing and sealing a variety of surfaces. This moisture-cured system forms a seamless, fully adhered, and watertight protective layer, ensuring long-term durability. Suitable for both new constructions and refurbishments, Desmopol eliminates the need for joints or overlaps, providing complete waterproofing integrity.

Key Features & Benefits:

✔ Seamless & Watertight – Forms a fully adhered, joint-free membrane for maximum protection.
✔ Long-Lasting Durability – Certified by BBA/ETA with a lifespan exceeding 25 years.
✔ Versatile Compatibility – Bonds to timber, metal, plywood, bitumen, and concrete.
✔ Fire-Resistant – Meets EN 13501 Broof classification (t1) + (t4) and Euroclass E fire standards.
✔ Multiple Application Methods – Can be applied by roller, brush, airless spray, squeegee, or trowel.
✔ High Coverage Efficiency – Covers approximately 4m² per 6kg tin.
✔ Available Sizes & Colors – Offered in 6kg & 25kg tins in RAL 7043 Grey.

Where Can Desmopol Be Used?

Roofing Applications:

• Sloped & flat walkable roofs

• IRMA (Inverted Roof Membrane Assembly) roofing systems

• Balconies & overhangs

• Green roofs

Bridge-Deck Waterproofing:

• ETA 21/0734 certified for liquid-applied bridge-deck protection

Structural Waterproofing:

• Concrete slabs, walls, and foundations

Water-Exposed Surfaces:

• Swimming pools, artificial lakes, and ponds (including near seawater)

• Flat & sloped asbestos roofs (used with TECNOFOAM spray polyurethane foam system)

• Additional protection for SPF insulation systems (TECNOFOAM spray polyurethane foam system)

 

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Desmopol Additives & Top Coats

To enhance performance and durability, Desmopol can be combined with various Tecnopol additives and topcoats, including:

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1. Desmothix – Thixotropic Additive

🔹 Increases viscosity for use on vertical and inclined surfaces.
🔹 Prevents dripping or sagging when applying Desmopol.

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2. Desmoflex – Elasticity Enhancer

🔹 Increases flexibility and elongation of the membrane.
🔹 Ideal for areas prone to movement or structural shifting.

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3. Desmoseal MAS – Joint Sealant

🔹 High-performance polyurethane mastic for sealing expansion joints.
🔹 Compatible with Desmopol for a complete waterproofing system.

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4. Tecnotop 2C & Tecnotop 1C – UV-Resistant Protective Topcoats

🔹 Tecnotop 2C (Two-Component) – Solvent-free, ultra-durable aliphatic polyurethane topcoat for high-traffic areas.
🔹 Tecnotop 1C (Single-Component) – Easy-to-apply UV-resistant topcoat for Desmopol membranes.
🔹 Both topcoats offer color stability, abrasion resistance, and long-term durability.

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5. Tecnotop 2CP – Anti-Slip Finish

🔹 Creates a textured, slip-resistant surface for walkable roofs, balconies, and decks.
🔹 Ensures safety in wet conditions.