Underwater Adhesive Sealant for Leak Prevention in Glass Fish Tanks, Aquariums and Water Features, High-Density Silicone Sealant, 60ml and 120ml, White or Transparent, Blue or Green Version
Underwater Adhesive Sealant for Glass Fish Tank Leak Prevention

This underwater adhesive sealant is a silicone sealant intended for sealing to stop leakage, with a stated high density and a regular specification. It is designed for underwater use, making it relevant for glass fish tanks, aquariums and similar glass water-holding structures where a leak needs to be sealed. The product comes in two model sizes, 120ml and 60ml, and in four colour version options: translucent blue, transparent green, white blue and white green. Each pack contains one piece of underwater adhesive sealant. The information provided covers the purpose, colours, specification, density and scope of application, but does not include cure times, temperature limits or surface preparation details.
Features and Construction

The key facts about this sealant are its silicone purpose, high density, regular specification and underwater sealing application. The colour and size options give some flexibility for different tank appearances and job sizes, while the pack contains a single piece of sealant.
Material and Build
The source states the purpose is silicone sealant, so this is a silicone-based product. It is described as having a high density and a regular specification. Those are the stated construction and material details. The product is intended for sealing to stop leakage, which is its listed scope of application. No further material composition, additives or performance ratings are given in the source text.
Size and Practical Fit
Two model sizes are available: 120ml and 60ml. These give a choice between a larger and a smaller quantity for different sealing tasks. No physical dimensions such as tube length, nozzle size or weight are provided. The colour versions are translucent blue, transparent green, white blue and white green, allowing the sealant to be matched to different tank or water feature appearances. The pack contains 1 piece.
Uses and Placement

This sealant is intended for underwater sealing to stop leakage, particularly in glass fish tanks and similar glass water-holding structures. Its colour options and two model sizes mean it can be used for different setups and repair sizes.
Event or Professional Use
For professional or event-related glass water features, the 120ml model may suit larger sealing tasks, while the 60ml model may suit smaller jobs. The sealant is designed for underwater use, so it is relevant where water is present and a leak needs to be stopped. The stated purpose is silicone sealant and the scope is sealing to stop leakage. No specific professional certifications or performance standards are stated in the source text.
Everyday Home Use
For home aquariums and glass fish tanks, this sealant can be used to seal leaks without needing to drain the water first, based on its underwater adhesive description. The colour versions allow a closer match to the tank or water feature. The two model sizes, 120ml and 60ml, give a choice for small or larger sealing tasks. Each pack contains one piece of underwater adhesive sealant.
Benefits and Buying Value

The practical benefit of this product is its stated underwater sealing ability for glass fish tank leak prevention. The high-density silicone sealant formulation and the choice of model sizes and colour versions add flexibility for different repair needs.
Reuse and Low Maintenance
The product is supplied as a single piece of underwater adhesive sealant in either 60ml or 120ml. The source does not provide information on reuse, shelf life or maintenance after application. Any low-maintenance expectations should be based only on the stated silicone sealant purpose and sealing application. No care instructions are included in the source text.
Why Choose This Product
Choose this product if you need a silicone sealant specifically described for underwater use and for sealing to stop leakage in glass fish tanks. It offers a high-density formulation, a regular specification, two model sizes, 120ml and 60ml, and four colour version options: translucent blue, transparent green, white blue and white green. Each pack contains 1 piece. No price, savings or competitor comparisons are provided in the source text.