Biocide Silicone Sealant; Mighty Seal

  • $4.70
  • Save $0.60

Mighty Seal Biocide is one-part, fungicidal, silicone rubber sealant designed to seal non-porous surfaces around ceramic tile, showers, tubs, sinks and plumbing fixtures where conditions of high humidity and temperature extremes exist.


Pack size: 300ml cartridge


Features and Benefits

  • Highly resistant to molds and mildew
  • Can resist moisture, hot cooking oil and free steam
  • Can be used on non-porous materials without primer

Application Areas

  • Seal shower enclosures, tubs, sinks
  • Seal around bathroom fixtures, urinals, and ceramic tile grouting.


For preparation of substrate, make sure that the surface is clean, dry, free of impurities and uncontaminated by oil or grease.

Method of Application

To use, cut the nozzle to desired size. Then, insert cartridge into caulking gun. Next, push sealant ahead for uniform bead size. Remove excess sealant using a commercial solvent.