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Established 1989
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JBL AquaSil black 80ml

Code: 6139000
  • £7.25
  • RRP £11.28
Item in Stock   |   Usually dispatched within 24 hours
Special black silicone for the repair and production of frameless glass aquariums and bonding of decorative material (such as rock structures)
  • For the use please follow the attached product information
  • Harmless for fish, fast hardening, high adhesive strength
  • TÜV type tested, after hardening: non-toxic, odourless and physiologically safe.
  • Package contents: 1 special silicone, AquaSil black. Incl. cartridge, dosage nozzle and plunger
High adhesive strength
For the production of frameless glass aquariums or the sealing of leakages on silicone bonded frameless aquariums, made of glass. The special silicone can also be used for the bonding of stones and other decorative materials to keep them in place. Harmless for aquarium dwellers
The special JBL silicone is TÜV type-approved, non-toxic when hard, odourless and physiologically safe.
Technical data
Viscosity: pasty-like, stable
Shore A hardness (DIN 53 505): approx. 25
Temperature tolerance: -40 °C to +180 °C
Film formation time: approx. 10 minutes
Hardening time: approx. 2 to 3 mm/24 h
Density: 1.02 g/cm3
Tensile strength (DIN 53 504): approx. 1.40 N/mm2
Tearing resistance (DIN 53 504): approx. 575%
E module 100 % (DIN 53 504): approx. 0.5N/mm2 Please follow the product information attached when using the silicone.
JBL Specification
Gross Weight 134 g g
Net Weight 76 g g
Packaging Dimensions (L X H X W) 41/183/71 mm
For Animal Species European Tortoises, Tropical Tortoises, Terrapins, Tropical Terrapins, Turtles, koi, Tetras, Barbels, Danionins, Livebearers, Cichlids - Small “Predators”, Cichlids - Algae Eaters, Cichlids - Large “Predators”, Labyrinth Fish, Goldfish, Veiltails, Catfish, Loaches, Blowfish, Spiny eels & Reedfish, Butterflyfish & Panchaxes, Killifish & Rainbowfish, Juvenile Fish, Silver arowana, Axolotl, Shrimps and dwarf crayfish, Discus fish, Marine fish, Corals, Crustaceans, Guppy, fighting fish, Flowerhorn cichlids, shrimps, cichlids: angelfish, discus, snails, molluscs, Artemia, feeder insects, anolis species, basilisks, green water dragons, day geckos, red-footed tortoises, gold tegus, green iguanas, turquoise dwarf geckos, Asian box turtles, red-eared sliders, Veiled chameleons, flap-necked chameleon, Axolotl (cool waters), newts (cool waters), red-eyed leaf frogs, poison dart frogs, dyeing dart frogs, Australian green tree frogs, tree pythons, ball pythons, corn snakes, tarantulas, scorpions, ghost insects, praying mantises, tree frogs, leopard geckos, pacman frogs, desert geckos, house geckos, boa constrictors, cat-eyed snakes (bioga), king snakes, tokay geckos, scolopendra, fat-tailed scorpions, California rock lizards, collared lizards, club tail iguana, monitor lizards, leopard tortoises, bearded dragons, spiny-tailed lizards, colonist agamas, black agamas, frill-necked lizards, girdled lizards, chalcides, Crepuscular and nocturnal animals, sterlets
For Animal Size For all animal sizes
Animal Age Group All aquarium fish
Volume Habitat For all aquariums
Material silicone
Colour black
What is aquarium sealant?

Aquarium sealant is a type of adhesive that is specifically designed for use in fish tanks and other aquatic environments. It is used to seal joints and seams in the tank, as well as to attach decorations and other items to the tank.

Aquarium sealant is typically made from silicone, which is a waterproof and flexible material that is resistant to deterioration from water, heat, and chemicals. It is specifically formulated to be safe for use in aquatic environments, so it does not release any harmful toxins or pollutants into the water.

To use aquarium sealant, you typically apply a small amount of the sealant to the joint or seam that you want to seal, using a caulking gun or other applicator. You then smooth the sealant with a wet finger or tool to create a smooth, even surface. The sealant will typically take several hours to cure, during which time you should avoid disturbing it or adding water to the tank.

Aquarium sealant is an important tool for maintaining a fish tank and ensuring that it is watertight and safe for the fish and other aquatic life living in the tank. It is important to use aquarium sealant carefully and to follow the manufacturer's instructions to ensure that it is applied properly and safely.

Payment Methods

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We also accept payments via PayPal and PayPal credit. 

Also, you can pay using Android and Apple Pay if you are using a compatible device. 

Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.


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Next Day Shipping Upgrade - Cut off Midday (12 pm)

Please Note: We only deliver ponds and pond plants on our own delivery vehicles!

The blue highlighted area on the map below is where we deliver on our own vehicle! Unfortunately, if you are not in one of these postcode zones we are unable to deliver certain items such as plants, small glass items and selective other products.



We offer a few different delivery options depending on the size and value of your order.

Orders over £50 qualify for free mainland UK (excludes Northern Ireland) delivery which will arrive within 3-5 working days of the order being processed.


Residents of Northern Ireland, please provide your EORI or XI Number.

If you do not have one, please follow the information at


Orders Below £50 in Mainland UK will be charged a standard delivery fee of £5.99.

Additional Shipping Charges

For any orders that do not include Aquariums, the below is charged:

Next Working Day Parcel Delivery to Mainland UK - £7.99 OR £2.99 if the order is over £50

Standard Parcel Delivery to Northern Ireland £8.99

Standard Parcel Delivery to Scottish Highlands & Islands £9.99

Standard Parcel Delivery to Jersey & Guernsey £12.99


For all Aquarium deliveries (Excluding biOrbs & Smaller Aquariums), the below is charged:

Next Working Day Pallet Delivery - £20

2 Hour Booking Slot Pallet Delivery - £20

Pallet Delivery to Northern Ireland - £38

Pallet Delivery to Isle of Wight (PO36 and Above) and Scottish Highlands (AB, PH, IV1-36, IV63, KW1-14, KY, PA21-41) - £38

Pallet Delivery to Southern Ireland - £48

Pallet Delivery to Offshore postcodes (KA27-28, PA20, PA42-49, PA60-90, ZE, JE, GY. IM) - £70

Pallet Delivery to the Scottish Isles (IV40-56, KW15-17) - £90

Pallet Delivery to Outer Hebrides (HS) - £120