Product Finder
Seal gaps and cracks
Indoors
Yes
Yes
View my products
Start Again
Back
No
View my products
Start Again
Back
Back
No
View my products
Start Again
Back
Back
Outdoors
No
View my products
Start Again
Back
Yes
View my products
Start Again
Back
Back
Back
View my products
Start Again
Back
Insulate a home
No
View my products
Start Again
Back
Yes
View my products
Start Again
Back
Back

Supreme Silicone Kitchen & Bath Sealant

10.1 oz
 
Image of a person applying sealant in a kitchen sink with a family cooking in the background, titled Sealed for Good.
Image of Supreme Silicone Kitchen & Bath Sealant with Watch Now for product features video.
  • 100% silicone
  • 100% waterproof
  • Lifetime mold-free product protection†
  • Meets ASTM C-920, Class 50
  • 100% more flexibility than Class 25 sealants†
  • 7X stronger adhesion†
  • 30-minute water-ready†
  • Shrink & crack-proof
  • Won’t blemish most high-end metal finishes like chrome, bronze & nickel†
  • Lifetime guarantee†
  • Neutral curing with low odor
  • Non-paintable

†See Product Disclaimers page for important details


Supreme Silicone Kitchen & Bath sealant is a premium, 100% silicone and 100% waterproof sealant ideal for areas constantly exposed to moisture. This 30-minute water-ready formula has 100% more flexibility than Class 25 sealants and has 7X stronger adhesion than Silicone 1* sealant. It offers 50% joint movement capability for a shrink and crack-proof seal. This sealant also resists mold and mildew growth with lifetime mold-free product protection. Backed by a lifetime guarantee.

Adheres to: most metals, plastics & woods, glass, drywall, plaster, granite, cultured marble, ceramic & porcelain tile, natural stone, cement board, composites, Formica, fiberglass, aluminum & painted surfaces

For additional information, see product label.

  1. Remove dirt, grease, moisture, soap residue & old sealant from area to be sealed. Use backer rod for gaps larger than 1/2″ x 1/2″.
  2. Cut nozzle to obtain desired bead size.
  3. PIERCE INNER FOIL SEAL.
  4. Using caulk gun, apply sealant into gap. Smooth with a gloved finger or “tool” the caulk into gap.
  5. Wipe hands & tools thoroughly before washing.
  6. Allow 30 minutes before exposing sealant to water.
View all How-To Videos

Meets ASTM C-920, Type-S, NS, Class 50, Use A, G & O test requirements
Fed Spec TT-S-00230C; TT-S-001543A

disclosures -needs logic

For products produced by Henkel Corporation, please use the UPC Code. You can click on the corresponding UPC code below to access the SDS.. 

Color UPC Code
White 28756956594
Clear 28756956587
Almond 28756956600

Supreme Silicone Kitchen & Bath Sealant
Tub & Tile Silicone 1® Sealant
Advanced Silicone 2® Kitchen & Bath Sealant		Image of Paintable Silicone Supreme for kitchen and bath, waterproof and mold-free with a lifetime guarantee.
Paintable Silicone Supreme Kitchen & Bath Sealant
Water-ready Time 30-minute24 Hours30-minute30-minute
Mold-Free Product Protections Lifetime7-year10-year10-year
Joint Movement 50%25%35%50%
Low Odor
Will Not Blemish Most High-End Metals
Available in Squeeze Tube


Swipe to scroll the table horizontally

Reviews