Ideal Seal Black Underwater Sealant: All-In-One Adhesive Solution

The Ideal Seal MS290, a high-performance underwater sealant, is designed to effectively seal and repair leaks in ponds and aquariums. Employing advanced MS Polymer Technology, this versatile all-in-one sealant and adhesive cures without releasing harmful toxins, making it an eco-friendly choice for various applications.

Features and Benefits

  • Moisture curing: The Ideal Seal MS290 uses moisture to cure, making it suitable for application on wet or underwater surfaces.
  • Strong adhesion: Ideal Seal adheres well to various materials such as rubber, PVC, glass, stone, and plastic.
  • Convenient application: Ideal for leak repairs where draining isn't practical or preferred.
  • Fish-safe: The non-toxic formulation ensures the safety of fish in ponds and aquariums.
  • Anti-Pick and All-In-One: The MS290 acts as a sealant, adhesive, and putty replacement, making it a versatile solution to various repair needs.

How to Use

  1. Ensure that the surface to be sealed is clean of debris and other contaminants.
  2. If necessary, remove any old sealant from the area.
  3. Load the Ideal Seal MS290 into a standard caulking gun.
  4. Apply the sealant evenly to the surface, ensuring a tight seal and proper adhesion.

Aqua Gardening Suggests These are Best For

Ideal Seal MS290 is suitable for pond owners, aquarium enthusiasts, and those in need of a durable, flexible, and environmentally friendly sealant for various underwater applications. It offers a convenient solution for repairing leaks in concrete, butyl, PVC, glass, and other surfaces without the need to drain the pond or remove aquatic life.

Notes from Aqua Gardening

  • Each tube of Ideal Seal MS290 contains 290ml of sealant.
  • Compatible with most standard caulking guns used for silicone application.


Can Ideal Seal MS290 be used on wet surfaces?

Yes, Ideal Seal MS290 uses moisture to cure and harden, making it suitable for use on wet or underwater surfaces.

What materials can this sealant be applied to?

Ideal Seal MS290 can be applied to a wide range of materials, including rubber, PVC, glass, stone, and plastic.

Is it necessary to drain the pond before using this sealant?

No, there is no need to drain the pond or remove fish before applying Ideal Seal MS290. Just clean the surface to be sealed.

Is Ideal Seal MS290 safe for fish?

Yes, the sealant is safe for fish and can be used in ponds and aquariums without any harm to aquatic life.

What is the size of the tube, and does it require a special applicator?

The tube contains 290ml of sealant and fits in a regular caulking gun that is used for silicone.

How does Ideal Seal MS290 adhere to surfaces?

The MS Polymer technology in Ideal Seal MS290 allows it to stick and seal to almost any surface, providing a durable and flexible bond.

Is this sealant environmentally friendly?

Yes, Ideal Seal MS290 is environmentally friendly as it is non-toxic, 100% V.O.C free, free of isocyanates, and approved for use on self-cleaning glass.

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(SKU: 127540)

Uses moisture to cure and harden, allowing application on wet or underwater surfaces, Sticks and seals to a wide range of materials: rubber, PVC, glass, stone, plastic, Ideal for awkward leak repairs or situations where draining is not practical, Safe for fish, Anti-Pick and All-In-One solution

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