- Practical formula enables robust, durable repairs without emptying the aquarium. It forms break-resistant bonds and provides excellent seal performance even underwater, keeping your water environment safe and leak-free with ease and confidence. - Strong adhesion: a firm gel-like texture creates a strong bond and lasting repairs for leaks, cracks and joints. Helps ensure the safety and longevity of your aquarium. - Quick cure: initial set in 3-4 hours and full strength in 24 hours for fast restoration and minimal downtime. - Wide application: easy to repair aquarium leaks and secure equipment with this versatile sealant. Ideal for bonding glass, PC and other non-porous surfaces commonly found in tanks, providing a secure habitat for your aquatic life. - Use scenarios: - Patch leaks along glass or acrylic panels without draining. - Seal around filters, heaters, and pumps to stop drips. - Repair cracked tank lids or dividers made from glass, PC or other non-porous materials.