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Seal gaps and cracks
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All Purpose Silicone 1® Sealant

10.1 oz
 
  • 100% silicone
  • 100% weatherproof
  • 7-year mold-free product protection
  • Meets ASTM C-920, Class 25
  • Permanently flexible
  • Strong adhesion & durability
  • Same-day rain-ready
  • Shrink & crack-proof
  • Resists UV degradation
  • Lifetime guarantee
  • Non-paintable

<See Product Disclaimers page for important details

All Purpose Silicone 1 sealant is a 100% silicone and 100% weatherproof sealant ideal for areas that could be exposed to weather. These areas include windows, doors, siding, trim, molding, baseboards, vents, basements, attics and around wires and pipes. Its same-day rain-ready formula is extremely flexible with strong adhesion and resistant to stain-causing mold and mildew growth with 7-year 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 12 hours before exposing sealant to water.

Meets ASTM C-920, Type-S, NS, Class 25, use NT, M, G, A & O test requirements

Fed Spec TT-S-00230C; TT-S-001543A

All Purpose Silicone 1 sealant is compliant for incidental food contact under FDA 21 CFR177.2600 “Rubber articles intended for repeated use.”

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 028756957348
Clear 28756956877

All Purpose Silicone 1® Sealant
Supreme Window and Door is available in cartidges and squeeze-tubes.
Supreme Silicone Window & Door Sealant

Paintable Silicone Supreme Window & Door Sealant
Water-ready Time 24 Hours30-minute30-minute
Water-resistant / Waterproof 100% Waterproof100% Waterproof
Mold-Free Product Protections 7-yearLifetime10-year
Flexibility •••••••••
Joint Movement 25%50%25%
Durability Guarantee


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