Professional-Grade Damp Proofing Cream for Treating Rising Damp in Masonry
Dryzone Damp Proofing Cream is a high-strength, silane/siloxane-based formulation developed to stop rising damp in brick, stone, and mortar walls. Designed for easy and mess-free application with a standard 310ml cartridge gun, it forms a permanent chemical damp-proof course (DPC) that penetrates deeply into the substrate. Ideal for both professional tradespeople and DIY users looking for a reliable, BBA-certified rising damp treatment.
Key Features & Benefits
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BBA Certified: Independently approved for damp-proofing effectiveness (Cert. 97/3363).
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Quick & Clean Application: Fits standard 310ml caulking guns – no specialist tools required.
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Effective Damp Control: Stops rising damp by forming a chemical barrier within the mortar course.
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Suitable for Various Walls: Works in brick, stone, and mixed masonry constructions.
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Low Waste: Ready-to-use, non-drip formulation ensures accurate dosing and minimal mess.
Product Details
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Size: 310ml cartridge
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Form: Silane/siloxane damp-proofing cream
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Colour: White (fades as it penetrates)
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Coverage: Approx. 2.5 linear metres per 310ml cartridge in a 215mm thick solid wall
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Application Tool: Standard skeleton or mastic gun
Application Instructions
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Drill Holes: Drill 12mm diameter holes into the mortar bed at 120mm centres, typically 150mm above ground level.
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Inject Cream: Fill each hole from the back to the front using a smooth, continuous action.
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Allow to Cure: The cream will diffuse and cure within the wall, forming a damp-proof barrier.
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Replastering: Use a salt-resistant plaster or renovating render after DPC installation if necessary.
Coverage Table
Wall Thickness (mm) |
Number of 12mm Ø Holes per metre |
Depth of Hole (mm) |
Metres Treated per 310ml Cartridge |
102 (4.5") |
8 |
90 |
5.0 |
215 (9") |
8 |
190 |
2.5 |
328 (13") |
8 |
310 |
1.5 |
440 (17.5") |
8 |
420 |
1.0 |
Figures are approximate and may vary based on substrate type and site conditions.
Limitations
- Do not use on saturated or waterlogged walls.
- Only for use in masonry – not suitable for timber or plasterboard surfaces.
Health & Safety
Use in well-ventilated areas. Wear gloves and eye protection during application. Refer to the Safety Data Sheet (SDS) before use for full handling instructions.