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The Source for Water Gardening, since 1917


Black 100% Silicone Sealant, 2.8 oz


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A one part high modulus, industrial RTV Silicone Sealant/Adhesive and Gasketing. Remains flexible from -80°F to 400°F (-63°C to +205°C). Will not crack, crumble or dry out. Unaffected by ultra-violet, weathering, most chemicals and solvents. Adheres to metal, wood, glass, fiberglass, ceramics, fabrics and many plastics. Application and adhesion should be test prior to production.

  • Ideal for all types of uses when a water tight seal is needed
  • 100% RTV silicone
  • Weather resistant
  • Long life
  • Great for attaching faceplates to skimmers and stone lips to the AquaFalls filters
  • Sold in a 2.8 ounce squeeze tube for easy application (no caulk gun needed)


Directions for Use:

Surface must be clean and dry. Push silicone in direction of tube. If tooling is required, do so immediately as surface will skin in 10 minutes, dry to touch in one hour and fully cure in 24 hours. Higher humidity accelerates cure. Remove excess with clean dry cloth.

Keep out of reach of children.