D-D Aquascape ‘Coralline Algae’ Underwater Epoxy
An underwater epoxy for aquarium and pond use.
An extremely versatile underwater epoxy which will set and adhere to wet aquarium rocks, pond liners, pipework, live SPS corals, clam shells, dead coral branches and numerous other items.
It can be used for sticking:
- Glass to glass
- Plastic to glass
- Plastic to plastic
And can be sculpted and will set in the same form that it is moulded.
| Application | Adheres To |
|---|---|
| Underwater bonding | Wet aquarium rocks, pond liners, pipework, live SPS corals, clam shells, dead coral branches |
| Surface bonding | Glass to glass, plastic to glass, plastic to plastic |
FAQ
Can this epoxy be used on live corals?
Yes, it can be used on live SPS corals, but ensure the coral is not stressed during application and allow proper curing time.
Does the epoxy require mixing in a specific ratio?
The product comes pre-mixed and ready to use. No additional mixing ratio is required.
Can it be used in both freshwater and saltwater environments?
Yes, it is suitable for both aquarium and pond use in both freshwater and saltwater environments.

David Kelly –
Used it to bond a broken coral branch to a rock in my saltwater tank. It set quickly and held firmly. The texture is smooth and doesn’t damage the coral surface. Works well for small repairs.
Virginia MacLeod –
Great for attaching plastic parts to glass. I used it to fix a cracked pipe in my pond. It stayed put even after several weeks of exposure to water and weather.
Bernadette Randall –
Sculpted a small coral-like shape for decoration. It set exactly as shaped and adhered well to the rock base. No bubbles or leaks observed after curing.
Michael Manning –
Worked perfectly for joining two glass pieces in my aquarium. Easy to apply and dries clear without leaving residue.