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Black Silicone Sealant


• 10 oz. High Quality Black Silicone Sealant

• Suitable For All Types of Applications

• Fish Safe

Out of stock

Next dispatch is in

Next dispatch is in


Black Silicone Sealant designed for all types of aquarium and pond repairs.  An easily applied, black acetyl-oxy curing silicone sealant. Meaning it releases a vinegar like smell while curing, releasing acetic acid. Specifically developed for sealing aquarium and pond products.  Adheres to smooth and non-porous substrates such as glass and metal, reacting with moisture to form a durable and high strength flexible waterproof seal.  CAULK GUN REQUIRED, not supplied.

Easy to Use:

Surfaces must be clean and dry. Gun the sealant firmly into the joint to provide a solid fill. The sealant may be leveled using a wet stick or spatula.  Tack free in approx. 15 minutes and fully cured in 1-5 days. Please ensure silicone has fully cured before use.

  • Premium Aquarium Sealant
  • 10oz Caulk in Black

Check this article out about finding and fixing your pond liner leak, within our Information Center.   As always, remember to check our Facebook page for coupons and news.



J&K Aquatics was formed in 1984, by Paul and Judy James, initially as a part time venture with a small retail shop in Wellington. Over the intervening years they have built the company into one of the UK’s largest wholesalers of aquatic dry goods and fish, serving the whole of the UK .

Additional information

Weight 3.000497 lbs
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