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B&Q£24.99Visit shop B&Q - Anti-Mould Silicone Sealant Anthracite Grey 310Ml X 3 WaterproofLow-Odour & Voc For BathroomKitchenWindowSink
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Dryzone Anti-Mould Silicone Sealant is an essential tool for homeowners and DIY enthusiasts looking to create professional-grade, hygienic seals in moisture-prone areas like kitchens and bathrooms. Its primary benefit is a high-performance, mould-resistant barrier that stays flexible to prevent cracking over time; however, users should note that while it becomes touch-dry in 20 minutes, it requires a full 24-hour period to reach its complete structural cure for maximum durability.
| Colour | Grey |
|---|---|
| Brand | Dryzone |
While the sealant is touch-dry in 20 minutes, you should wait a full 24 hours before exposing the seal to direct water contact.
Yes, you will need a standard manual mastic gun to effectively extrude the silicone from the cartridge.
It is recommended to perform a small patch test first, as some natural stone materials can be sensitive to silicone components.
This specific variant is provided in Grey, which is designed to complement modern tile and bathroom finishes.
Yes, it is classified as EMICODE EC1-PLUS, meaning it has very low emissions and is safe for use in residential environments.
Ensure the nozzle is cut at the correct angle and check that the mastic gun plunger is fully engaged.
The surface was likely damp or contained soap residue; ensure the surface is completely dry and cleaned with an alcohol-based wipe before reapplying.
Use masking tape on either side of the joint before applying, and remove the tape immediately after smoothing the bead while the sealant is still wet.
Before starting, remove any old, degraded sealant using a silicone remover or scraper to ensure the surface is clean, dry, and free of dust or grease. Load the cartridge into a standard mastic gun and cut the nozzle to the desired bead size. After application, use a smoothing tool dipped in soapy water to achieve a neat finish. While the product is touch-dry in 20 minutes, avoid direct contact with water for at least 24 hours to ensure the bond is fully established. To maintain the finish, simply wipe the area down periodically with a damp cloth and mild household cleaner. The sealant is compatible with most standard sanitary surfaces, including ceramic tiles, porcelain, and glass, but it should not be used on porous stone surfaces without performing a small patch test first.
