AquaForte SuperStrong Fix & Seal – 290ml Black & Clear Aquatic Sealant

The AquaForte SuperStrong Fix & Seal is a powerful, multi-purpose sealant available in both black and clear finishes. Supplied in 290ml tubes, it is specially formulated for use in ponds, aquariums, fish tanks, and water features. This marine-grade sealant is suitable for underwater use and bonds effectively to virtually all materials—both porous and non-porous—including glass, stone, concrete, wood, metal, and tiles.

Whether you're sealing a waterfall lip, repairing a leak in a liner, or fixing a skimmer faceplate, this solvent-free, UV-resistant sealant delivers reliable results. It’s also safe for aquatic life once cured and withstands extreme temperatures ranging from -40°C to +100°C.

Key Features:

• Available in Black or Clear finish (290ml tubes)
• Suitable for ponds, aquariums, fish tanks, and water features
• Bonds and seals glass, concrete, metal, wood, stone, tiles, and more
• Can be applied underwater; forms a skin in approx. 15 minutes
• Fully cures over several days depending on thickness
• Resistant to UV rays and harsh weather conditions
• Wide temperature resistance: -40°C to +100°C
• Solvent-free and safe for aquatic environments
• Compatible with standard skeleton guns

Perfect for both visible repairs and discreet sealing work, AquaForte Fix & Seal offers a durable, waterproof solution for any aquatic setup.

Aquacadabra acts as credit broker/intermediary and not as a lender.

Klarna's credit products are provided by Klarna Bank AB, which is authorised and regulated by the Swedish Financial Services Authority, with limited supervision by the Financial Conduct Authority. More information can be found here.

Newpay finance options are provided through Deko’s platform by NewDay. P.D. Aquatics Ltd, t/a Aquacadabra is an Introducer Appointed Representative of Pay4Later Ltd, t/a Deko, which is authorised and regulated by the Financial Conduct Authority (ref no 728646) and is a credit broker, not a lender. NewDay Ltd is authorised and regulated by the Financial Conduct Authority (ref no 690292) and is authorised by the Financial Conduct Authority under the Payment Services Regulations 2017 for the provision of payment services (ref no 555318). More information can be found by clicking the newpay option above, or in the Newpay FAQs.

We really want you to be happy with the product that you've received. If however, when the goods arrive they're not what you want, then no problem - we have a 60 day no quibble return guarantee. Just let us know that you're going to return the item(s) by contacting us(stating your Order Number) and complete the returns packing slip that will have been included with your delivery. This will help us to quickly identify the item that you have returned (unopened and unused) - and we'll put a refund through for you.