Waterproof Insulation Sealant (⚡gift brush⚡)


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Want to seal cracks and leaks, but artisans charge high fees for this process?


The waterproof, invisible, insulating sealant will give a solution to your problem!


  • Efficient leak Prevention

This is a revolutionary formula based on water and rubber that can penetrate joints, cracks, and leaks and seal any cracked surfaces. 


  • Most Applicable

This adhesive becomes transparent after use and will not turn yellow over time. Suitable for tiles, bricks, concrete, wood, metal, PVC, etc., without causing surface damage.


  • Protective Coating

It has strong adhesion and sealing effect, which is immediate and lasts for many years.

Protect surfaces from water and various liquids, ultraviolet (UV) radiation, and other harmful chemicals. Prevent any damage caused by corrosion.

  • Easy To Apply

All you have to do is "brush" the desired surface with glue, and you are done!

It immediately and effectively seals pipeline leaks on walls, ceilings, roofs, window sills, etc.


  • Excellent Quality

Made of high-quality materials, friendly to the human body and the environment, non-toxic.

It has been tested and approved and has a long duration. It will not harm humans or surfaces.

  • Durable

Help save time, money and energy because it can guarantee long-term protection after use.

It is waterproof, ensuring maximum performance and accepting paint.



  • Material: Water repellent
  • Weight:

30G | 0.06 Pound
✅ 100G | 0.22 Pound

  • Size: Brush: 6.7 x 2in / 17 x 5cm


  • 1 * Waterproof insulation sealant
  • 1 * Brush



Refund Policy

More than anything we want you to be happy with your purchase! If something doesn’t look or feel right, please contact us and we’ll make it right!


Also please be informed that placing an order means that you accept all the terms mentioned below.




If you change your mind about your purchase, please send us an email to contact@excelgadgets.co, provide your order number and the modification you would like to make. We’ll confirm once the modification or cancellation has been made.


Your order is only eligible to be canceled and modified within the date of purchase. After that time, the order is locked for processing and no longer can be adjusted.


Please also be informed that a management, processing, and transaction fee (20% of your total order value) will be applied for the cancellation. 




For orders shipped to the wrong address due to a customer inputting the incorrect address:

- We are not responsible if your order gets delivered to the wrong address or returned to the sender (as all of the items would be destroyed right after they come back to the manufacturer's warehouse)

- Please be noted that replacements for these cases will not be free of charge so please be extremely careful when entering your shipping address.




Please contact us by email before opening a merchant chargeback or payment dispute, as we can generally resolve the issue before that takes place. Any chargebacks and disputes disable our ability to issue refunds or credits due to funds being frozen.




Customers have the right to request a refund/ return/ exchange within 14 days from the delivery date. Our Customer Service team will offer the best solutions for specific situations. 


Refund requests for used items will be refused. 


Please refer to our Exchange and Return Policy here to find more details about this.




After our Customer Service team confirms the refund to you, it may take 2-5 business days for the amount to be officially posted and reappear in your bank account. 


If you still do not receive a refund after this period, first check your bank account again. Then contact your credit card company to ask them to have an investigation.