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SpECtite RoofFlex Plus

Cold-applied, single-component polyurethane waterproofing membrane.

SpECtite RoofFlex Plus is a high-performance, cold-applied aliphatic polyurethane waterproofing solution designed to provide long-lasting protection against moisture and environmental effects. This single-component liquid membrane cures through moisture and forms a seamless, durable barrier, making it ideal for various applications including roofing, balconies, and planter boxes.
Its excellent flexibility and tensile strength ensure reliable performance under challenging conditions, while also offering UV resistance for enhanced longevity.

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Technical Details

SpECtite RoofFlex Plus is suitable for waterproofing in various applications, providing reliable moisture protection across different surfaces:
• Exposed Roofing
• Planter Boxes
• Swimming Pools
• Balconies
• Terraces
• Wood
• Metal Surfaces
• Exterior Masonry Building
SpECtite RoofFlex Plus offers a range of advantages that make it an optimal choice for waterproofing applications. Its unique formulation ensures durability and resilience under various environmental conditions:
• High Tensile Strength
• Highly Elastic
• UV Resistance
• Hard-Wearing
• Durability
• Crack-Bridging
SpECtite RoofFlex Plus is characterized by its exceptional performance metrics, which ensure reliable and effective waterproofing solutions. The following table outlines the key technical data for this product:
Form White
Tensile Strength (ASTM D 412) 8.0 N/mm²
Elongation (ASTM D 412) > 700%
Tear Resistance (ASTM D 624) > 15 N/mm
UV Resistance (ASTM D 822) @ 1000 hours pass
SRI (Solar Reflectance Index) (ASTM E 1980) 101
Shore A Hardness (ASTM D 624) >70
Application:
The application of SpECtite RoofFlex Plus involves several crucial steps to ensure effective waterproofing performance. These steps include Surface Preparation, Substrate Priming, and Application.
Surface Preparation:
Surfaces must be dry and free from oil, dust, dirt, grease, and loosing materials. The substrate should be firm. In case of gaps and cracks, fill with a suitable polysulphide sealant and ensure the surface is level. For metal surfaces, clean all rust scales, which can be achieved by wire brushing or grit blasting.
Substrate Priming:
Self-prime SpECtite RoofFlex Plus using 20% xylene. Ensure proper spreading and coverage of pinholes.
Application:
Apply the first coat of SpECtite RoofFlex Plus at a rate of 0.4 to 0.6 mm WFT. An optional single reinforcement sheet fibre mesh or geotextile may be used for angle filling. Apply the second coat at a rate of 0.4 to 0.6 mm or 0.6 to 0.7 mm where reinforcement sheet fibre mesh or geotextile is used.
SpECtite RoofFlex Plus is available in the following packaging:
• Supplied in 18 litre drums.

The coverage rate for SpECtite RoofFlex Plus is 1.0 to 1.2 litre/m²/2 coats. Minimum 2 coats are required.

Warranty:
For information regarding the warranty of SpECtite RoofFlex Plus, please contact our team at SMCC. Reach out to us using any of the available contact methods on this page for further assistance.

Product FAQ

SpECtite RoofFlex Plus can be applied on exposed roofing, planter boxes, swimming pools, balconies, terraces, wood, metal surfaces, and exterior masonry buildings.
Yes, SpECtite RoofFlex Plus offers UV resistance, ensuring enhanced longevity.
The application steps for SpECtite RoofFlex Plus include: 1. Surface Preparation: Ensure surfaces are dry and clean from oil, dust, dirt, grease, and loose materials. Fill gaps and cracks with a suitable polysulphide sealant. For metal surfaces, remove rust scales through wire brushing or grit blasting. 2. Substrate Priming: Self-prime using 20% xylene, ensuring proper coverage of pinholes. 3. Application: Apply the first coat at a rate of 0.4 to 0.6 mm WFT. Optionally, use a reinforcement sheet for angle filling. Apply the second coat at a rate of 0.4 to 0.6 mm or 0.6 to 0.7 mm with the reinforcement. Minimum of two coats are required.
A minimum of two coats are required for application.
The coverage rate for SpECtite RoofFlex Plus is 1.0 to 1.2 litre/m² for two coats.
SpECtite RoofFlex Plus cures through moisture and typically requires 24 to 48 hours for full cure, depending on environmental conditions.

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