Adhesives and Sealants for Professional and Retail

The seal you trust

Whether you’re a professional contractor or a do-it-yourselfer with professional standards, you want the seal you trust. DOWSIL™ adhesives and sealants are dependable with a history of proven performance.

Reliability

Reliable adhesion to a variety of substrates.

One-part ease of use

Fast, no-mix application.

Stability

Greater UV stability, temperature and weather resistance than organic sealants.

Vulcanizing

Room temperature vulcanizing (RTV), meaning they cure at room temperature.

Optimal performance

Outperform and outlast organic weatherproofing sealants, extending replacement time. 

Waterproof and flexible

Remain flexible over a wide temperature range and are easy to apply in cold weather - will not become brittle, shrink, chalk or crack with age.

Adhesives and Sealants

Explore our portfolio of DOWSIL™ and DIAMONDLOCK™ branded adhesives and sealants for professional contractors and do-it-yourselfers – and use filters to narrow by application, emission standards and ingredient information.

Interior of luxurious  private residence with timber floors and large skylight; Shutterstock ID 44928727; PO: redownload; Job: redownload; Client: redownload; Other: redownload

Quality products deserve a quality name

DOWSIL™ Sealants for professional building trades.

We are committed to connecting you with experts and resources to tackle any challenge.