Mathys Dac Hydro Plus
                              £217.68 (inc. VAT)
                              £181.40 (ex. VAT)
                            
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Mathys Dac Hydro Plus – Flexible, Fast-Drying Roof Tile Renovation Coating
Mathys Dac Hydro Plus is a flexible, water-based acrylic roof coating designed for the renovation and protection of concrete roof tiles. With no need for a special primer, it offers a cost-effective, quick, and easy-to-apply solution that delivers lasting gloss, colour retention, and strong weather resistance. Rain-proof in just 2 hours, Dac Hydro Plus is ideal for fast-turnaround jobs, offering low odour and excellent coverage of up to 10m² per litre.
Key Features:
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No Primer Required on Concrete – Saves time and labour
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Fast Drying – Rain-Proof in 2 Hours – Ideal for unpredictable weather
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Flexible & Durable – Resists cracking and peeling over time
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Long-Lasting Gloss & Colour – Maintains visual appeal for years
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Cost-Effective Coverage – Up to 10m² per litre
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Water-Based & Low Odour – Safer and more pleasant to apply
 
Application Details:
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Surface Type: Concrete roof tiles
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Coverage: Up to 10m²/L
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Rain-Proof Time: 2 hours
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Finish: Glossy, flexible, colour-retentive
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Formulation: Water-based acrylic
 
Surface preparation
After a good cleaning with pure water under high pressure (200 bars), all substrates have
to be dry, clean, not chalking and normally absorbent (untreated roof tiles). Apply an anti
fungicidal solution such as AMW fungicidal Wash for removal of moss, etc. Recommended
primers for substrate:
Concrete: no primer required
Eternit/fibre cement: use Dac Hydro Pro
Slate tiles: Primer 44HS or Pegafix
Terracotta tiles, concrete tiles type Redland, fully weathered and/or very porous: Primer
44HS
Very dense substrates: Noxyde diluted with 25% volume water
It is recommended to always perform an adhesion test.
Technical Data
Density (g/cm³): 1,16
Gloss Level: Satin
Solids Content in weight: 40%
Solids content in volume: 30%
Directions for Use
To ensure homogeneity, coating materials should be thoroughly stirred prior to use.
Data Sheets
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