Best Everbuild Anti-Mould Sealants of 2025

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Everbuild's range of anti-mould sealants are a reliable and effective solution for preventing the growth of mould and mildew in your home. These sealants are specially formulated to resist moisture and provide long-lasting protection against mould growth. With their easy application and durable finish, they are ideal for use in bathrooms, kitchens, and other high-moisture areas. Say goodbye to unsightly mould stains and musty odours with Everbuild's anti-mould sealants.
At a Glance: Our Top Picks
Top 10 Everbuild Anti-Mould Sealants
Everbuild Everflex 195 Mould Resistant Sealant
The Everbuild Everflex Sealant is perfect for both internal and external applications, making it ideal for sealing around door and window frames or repairing cracks in various materials like brickwork and plaster. Its permanently flexible nature means it becomes tack-free in under an hour and fully cures in less than five days, ensuring a long-lasting seal. The versatile formula allows you to adhere to most surfaces, enhancing your DIY projects. Additionally, it boasts superior adhesive properties, making it suitable for lightweight materials, further expanding its usability.
Everbuild Forever Clear Waterproof Silicone Sealant
The Everbuild Forever Clear Sealant is an excellent choice for areas with high humidity, such as bathrooms and kitchens. Its long-lasting formula offers 25% flexibility, ensuring a waterproof finish that can withstand damp conditions. This sealant is particularly useful for shower bases and wet rooms, providing reliable protection against moisture. Additionally, it contains Mould Shield, an ingredient that helps prevent mould growth for up to 10 years, giving you peace of mind in maintaining a hygienic environment.
Everbuild Acrylic Sealant for Kitchens and Baths
The Everbuild Acrylic Sealant is a flexible and versatile solution for your sealing needs. It adheres to a variety of surfaces, making it suitable for kitchen worktops, baths, and door frames. With its mould-resistant properties, this sealant contains a powerful fungicide, ensuring that areas exposed to humidity remain free from mould growth. Additionally, it can be overpainted once a surface skin has formed, allowing you to achieve a seamless finish that matches your décor.
Everbuild Everflex 335 Premium Silicone Sealant
The Everbuild Everflex 335 Sealant is a versatile solution for various sealing needs. Its high elasticity allows you to create a permanent seal around PVCu profiles and frames, ensuring durability. Thanks to its quick curing properties, you can quickly seal surfaces such as glass and aluminium, saving you time. Additionally, the anti-fungal formulation prevents mould growth, making it suitable for sanitary applications. The flexibility of this sealant accommodates temperature changes, providing a reliable solution for shrinking and expanding joints.
Everbuild Bath and Kitchen Sealant - Anti Mould
The Everbuild Acrylic Sealant is a high-quality, flexible solution ideal for various surfaces such as wood, tile, and plastics. Its versatility means you can use it around kitchen worktops, baths, and window frames, ensuring a perfect finish in every area. With a powerful fungicide included, this sealant effectively prevents mould growth, making it perfect for humid environments like bathrooms and kitchens. Plus, it can be overpainted once a surface skin has formed, allowing you to match it to your décor seamlessly.
Everbuild External Frame Sealant for All Uses
The Everbuild Sealant is designed for both interior and exterior applications, making it ideal for sealing around timber and metal window and door frames. Its long-lasting, no-slump formula ensures a permanently flexible seal that resists mould, providing durability in various conditions. You can also use it to fill cracks and gaps in brickwork, stone, and concrete, ensuring a neat finish. Additionally, the sealant is overpaintable, allowing you to achieve a seamless look while extending the product's lifespan.
Everbuild Everflex 335 Premium Silicone Sealant
The Everbuild Everflex 335 Sealant is a high-quality, low modulus silicone sealant designed for various applications. Its high elasticity ensures a permanent seal around PVCu profiles and frames, providing you with peace of mind against leaks. The quick curing feature means you can complete your projects swiftly, while its anti-fungal formulation prevents mould growth, making it ideal for sanitary applications. Additionally, the flexible nature of this sealant accommodates changes in temperature, ensuring a reliable seal even in fluctuating conditions.
Everbuild Everflex 565 Clean Room Sealant
The Everbuild Everflex 565 Sealant is specifically designed for high-hygiene areas, making it an excellent choice for kitchens and bathrooms. Its superior mould and bacteria resistance ensures that your surfaces stay clean and safe for up to ten years. You can trust its excellent adhesion, as it sticks well to materials like glass, metal, and plastic, providing a reliable seal. Additionally, this sealant is suitable for outdoor use, thanks to its non-slump formula that resists weather and mould.
Everbuild Everflex 335 Silicone Sealant for Construction
The Everbuild Everflex 335 Sealant is a highly versatile construction silicone sealant designed for various applications. With its high elasticity, it provides a permanent seal around PVCu, timber, and metal frames, ensuring durability. The quick curing feature allows for fast application and low dirt pick-up, making your projects more efficient. Additionally, its anti-fungal formulation prevents mould growth, making it ideal for sanitary uses. This flexibility is crucial for handling temperature changes, giving you peace of mind that your joints will remain secure.
Everbuild Forever White Anti-mould Sealant, 295 ml
The Everbuild Forever White Sealant is a top-quality silicone sealant that remains permanently waterproof and flexible. This makes it perfect for sealing areas prone to moisture, such as shower bases, wetrooms, and baths. You can also use it in kitchens and utility rooms, ensuring a tidy finish around sinks and basins. Furthermore, it offers long-lasting protection, as it has been independently tested to show no mould growth even after more than 10 years, providing peace of mind in your home.
During our Everbuild anti-mould sealant research, we found 17 Everbuild anti-mould sealant products and shortlisted 10 quality products. We collected and analyzed 46,923 customer reviews through our big data system to write the Everbuild anti-mould sealants list. We found that most customers choose Everbuild anti-mould sealants with an average price of £5.20.
The Everbuild anti-mould sealants are available for purchase. The top 10 picks range in price from a low of £1.00 to a high of £16.00, find the one that fits your budget.

Corey Philips is an electrician and lighting expert. He graduated from the University of Birmingham in 2012 with a Bachelor's degree in electrical and electronics engineering. Corey is a specialist contractor in lights. He sells and installs and recommends lights and lamp sheds, and other lights accessories. Aside from that, Corey is vast in installing and maintaining electrical appliances like air conditioners, water heaters, and the likes.