Bathroom Sealants

An inclusive range of bathroom sealant and sanitary sealant products

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Bathroom Sealants

With over 60 years’ experience in providing superior sealants for the construction industry, our products and brands are trusted and used by millions of professional trades men and women all over the world. 

Every day, our products are used to deliver high quality results and consistent performance for projects in bathroom tiling, flooring, waterproofing, renovation and decorating. Our sealants are engineered to not only provide the best moisture protection, but also provide an attractive, finished look to your project. 

At Bostik, we’re also committed to the well-being, comfort and quality of life of those using and applying our products through the limitation of Volatile Organic Compound (VOC) emissions. We also strive to offer all our customers products that go beyond the competition in technical performance, guaranteeing bonds that last, easy application, and optimized value for money.

Our team of experts is on hand to help bring you technical solutions adapted to your specific needs. Contact our technical team today to discuss any of our sealant products directly. 

Bathroom sealant: sealant applications

Our sealants are the perfect solution for sealing bathroom fixtures such as baths, shower trays and shower doors to bathroom surfaces, typically ceramic, porcelain or natural stone. 

At Bostik, we like to stay current on design and building trends. Our bathroom sealants can be used with the trendiest building materials and also come in a wide array of matching colors. 

Specially formulated to prevent water ingress and leaks, our sanitary bathroom sealants also demonstrate excellent anti-mold and anti–mildew properties to improve the longevity and aesthetic of sealed joints. This makes our product range the ideal toilet sealant, bath sealant and shower tray sealant solution.

If you are building a new bathroom, renovating an old bathroom or just making sure your current bathroom is well maintained, we have you covered with many options to fit your needs. 

Bathroom sealants: sealant technologies

Silyl modified polymer (SMP)

An acid-free sealant used throughout your bathroom, providing stronger adhesion performance than silicone. 

Learn more about our silyl modified polymer products

Silicone sealant 

An acid-free sealant used for sensitive surfaces against concrete and natural stone substrates. Our product range includes both low and mid modulus silicone sealant products. 

Learn more about our silicone sealant products

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Smart Innovation

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