Rust-Oleum Mathys Dacfill Waterproofing
£54.54 (inc. VAT)
£45.45 (ex. VAT)
- UK manufactured, trusted brands
Rust-Oleum Mathys Dacfill Waterproofing – High-Performance Roof Protection
Rust-Oleum Mathys Dacfill is a durable, professional-grade waterproofing membrane designed for sloped roofs. Suitable for surfaces like bitumen, cement, asphalt, plastics, and more, it forms a watertight, elastic, high-build coating that resists UV rays, acid rain, frost, heat, and pollution. Available in grey, Dacfill provides long-lasting protection against the elements with superior flexibility and adhesion.
Key Features:
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Watertight & Elastic Coating – Prevents leaks and resists cracking
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UV & Weather Resistant – Protects against acid rain, frost, heat, and pollution
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High Build Membrane – Long-lasting durability and flexibility
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Versatile Surface Compatibility – For bitumen, cement, asphalt, plastics, and more
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Professional Use Only – Ideal for trade and industrial roofing projects
Application Details:
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Surface Types: Sloped roofs – bitumen, cementitious, asphalt, plastics
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Finish: High-build elastic membrane
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Available Colour: Grey
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Use: Exterior, professional application only
Surface Preparation
The substrate must be well clean and dry, free from flakes, gravel, dust and dirt. Fill up
joints with Elastofill.
following priming coats:
- On porous concrete, hard PVC and polyester : Primer 44 HS
- On very smooth concrete: Noxyde diluted with 25% water
- On iron and steel: undiluted Noxyde
Galvanised steel, copper, lead and aluminium can be recoated with Dacfill, if required, after
degreasing and slight sanding.
Technical Data
Density (g/cm³): 1,5
Gloss Level: Matt
Solids Content in weight: 73%
Solids content in volume: 60%
Test data: SRI value for Dacfill white after 4000 hours
weathering following ISO 16474-3:2020 : 97
(requirement: minimum 90)
Directions for Use
To ensure homogeneity, coating materials should be thoroughly stirred prior to use.
Drying weather: enough air ventilation (light breeze) or sunny conditions. Minimum
Temperature: 5°C. Max. Relative humidity: 80%.
Data Sheets
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