Aqueon Black Aquarium Silicone Sealant 3-oz
Aqueon Black Aquarium Silicone Sealant 3-oz
Key Benefits
- Strong waterproof seal prevents leaks & damage.
- Flexible silicone resists cracks and shrinkage.
- Simple to apply for builds or quick repairs.
- Non-toxic and safe for all aquatic species.
- Ideal for both freshwater and saltwater tanks.

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Frequently Bought Together
Frequently Bought Together
Description
Description
Sealing your aquarium properly is essential to protect your aquatic pets and maintain a safe environment. A reliable sealant ensures that your tank remains leak-free and durable for years to come. Aqueon Black Aquarium Silicone Sealant 3-0z is specially formulated for aquarium use, providing a strong and flexible bond. This Aqueon Silicone Sealant is safe for both freshwater and saltwater setups, giving peace of mind to hobbyists. As part of fish tank aquarium supplies, it delivers professional-quality results without complex application. Keep your aquarium secure and well-maintained with a sealant you can trust. It’s an essential tool for both new builds and quick repairs, helping extend the life of your aquarium. Designed for easy use, it adheres well to glass surfaces and cures quickly for lasting protection.
Key Benefits
- Provides a strong, waterproof seal to prevent leaks and water damage.
- High-strength silicone maintains flexibility over time, preventing cracks or shrinkage.
- Easy to apply for both new aquariums and repair projects.
- Non-toxic formulation ensures safety for all aquatic life once fully cured.
- Works effectively in freshwater and saltwater aquariums, giving versatile use.
Ingredients & Analysis
Ingredients & Analysis
Attributes OR Specification
Attributes OR Specification
Aquarium sealant
Silicone sealant
Use for sealing and repairing aquariums
Suitable for freshwater and saltwater aquariums
safety and precautions
safety and precautions
- Keep out of reach of children.
- Use in a well-ventilated area to avoid inhaling fumes.
- Avoid contact with skin or eyes; rinse thoroughly if contact occurs.
- Do not use in drinking water or for purposes other than aquarium sealing.
- Store in a cool, dry place away from direct sunlight.
Direction
Direction
- Clean and dry the area to be sealed before application.
- Apply the silicone evenly along the desired seam or area.
- Smooth out the sealant to ensure a uniform layer.
- Allow the sealant to cure for 24 hours before filling the aquarium with water.
- Inspect periodically and reapply if any areas show signs of wear.




