Weatherseal Sealants


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 AmericaLatin AmericaEurope, Middle East & AfricaIndia & PakistanSoutheast AsiaAustralia & New ZealandJapanChina

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)

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