Please Upgrade Your Browser

We have detected that you are using Internet Explorer – an outdated browser which is no longer fully supported on this site. In 2020, the Internet Archive will remove Internet Explorer from its supported list of browsers, following advice from Microsoft Chief of Security, Chris Jackson.

Using an outdated browser such as Internet Explorer increases security risks and restricts functionality. As a result, modern websites such as this one may not work as they should. To access this site in full, please upgrade to an alternative, fully-supported browser

Microsoft EdgeGoogle ChromeFirefox


A Sealant With Superior Mildew Resistance

Get long term mildew protection for kitchens, bathrooms and plumbing fixtures with TOSSEAL 83 Mildew Resistant Silicone Sealant.

Available in


North America


Latin America


Europe, Middle East & Africa


India & Pakistan


Southeast Asia





Keep bathrooms, kitchens, and plumbing features free from the growth of mildew, even under prolonged exposure to high temperatures and humidity with TOSSEAL 83– our one-component, mildew resistant silicone sealant.

Effectively sealing around bathtubs, sinks, showers, kitchen, bathroom plumbing features, and sealing ceramic tile – TOSSEAL 83 is a versatile sealant that provides lasting flexibility and watertight adhesion to most ceramics, glasses, plastics, and metals.

Suitable for interior sealing in prefabricated housing, freight containers, and cold storage rooms – TOSSEAL 83 is a ready-to-use sealant that maintains good flexibility and superior mildew resistance in challenging conditions.


Excellent Durability

  • Maintains good flexibility
  • Excellent adhesion to many materials
  • One component, ready-to-use sealant
  • Room temperature cure


Practical Application

  • Easy gunnability over a wide temperature range
  • No acetoxy odor during cure
  • Neutral cure (ketoxime cure)
Product Video

Light Ivory
Dark Ivory
Available Sizes

TOSSEAL 83 is available in 333ml cartridges available in cases of 50(5 boxes of 10 cartridges)

Related Documents

Reset All Filters
Filter by language
Filter by document type
Thank you! Your submission has been received!
Oops! Something went wrong while submitting the form.
Unfortunately, it looks like we don't have any case studies for this specific product.

We're working hard to get more case studies created for all of our product ranges.
See all our Case STudies

Related Products

Connect with Sales

Get expert advice from one of our Silicone for Building specialists, or speak with your local sales representative today.

Speak to an expert

Our Products