Waterproof sealant for leak repair
🏠Seal leaks. Protect your space.
🌧️Fast, reliable waterproofing when it matters most.
🧱This high-performance waterproof sealant creates a durable barrier against moisture, helping you stop leaks and prevent further damage with minimal effort.
16.99 € – 36.99 €Price range: 16.99 € through 36.99 €

14 day money back guarantee

Free delivery from 35 €
✨ The promise
Apply.
Seal securely.
Trust the protection.

✅ Main benefits
💦 Effective waterproof barrier – Helps block water penetration on common problem areas.
☀️ UV & weather resistant – Designed to maintain performance outdoors.
🌡️ Wide temperature tolerance – Stable from –30°C to 80°C.
🛡️ Strong adhesive sealing – Forms a durable, long-lasting protective layer.
🖌️ Brush-assisted precision – Ensures controlled, even application.
⚡ Quick-drying formula – Minimizes downtime during repairs.
🏠 Multi-surface versatility – Suitable for walls, roofs, ceilings, and windows.
❗ Problem → Solution
Problem:
Cracks, gaps, and small leaks allow moisture to enter, leading to stains, deterioration, and costly repairs.
Solution:
This waterproof sealant helps close vulnerable areas, reducing water intrusion and extending surface protection.

🌿 Perfect for
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Wall cracks & joints
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Roof leak prevention
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Window edge sealing
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Ceiling protection
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Exterior touch-ups
Ideal for home maintenance and preventative care.
⚙️ How to use
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Clean and dry the surface.
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Apply sealant evenly.
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Spread with the included brush.
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Allow to dry.
📐 Product details
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Material: Solid adhesive
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Net content: 100 g, 200 g, 300 g
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Shelf life: 3 years
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Performance: Waterproof, UV-resistant, Temperature-resistant
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Temperature range: –30°C to 80°C
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Application areas: Wall, Roof, Window, Ceiling
- Size: Sealant: 12.9 x 3.8 cm, Brush: 9.8 x 1.5 cm
📦 Package includes
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1, 2, 3x waterproof sealant/s
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1, 2, 3x application brush/es.
14-day money-back guarantee
Shop worry-free with our 14-day return policy. If you’re not 100% satisfied, we’ll refund your money – no questions asked.
Simply choose the payment method that suits you best. Whether Paypal, Klarna, debit card or other secure options – with us, your checkout process is smooth and worry-free.
Why choose Deravio?
We deliver top-quality products at prices that always make sense.
Authentic, quality-checked products.
Satisfaction or your money back. Learn more
Secure and protected checkout.
QUESTIONS AND ANSWERS
Frequently asked
questions
Where can I find my shipping code?
Once your order has been dispatched, you will receive a tracking number by email. The tracking code is usually sent within 1-3 working days. Please note that it may take several working days for the tracking code to become active.
How can I check where my order is?
Use the tracking code you receive by email to track the status of your order. Enter the tracking number on the tracking website 17track to check the status of the shipment. If it shows that shipment has no info, please select YunExpress as the carrier of the shipment.
Tracking code is sent with the order completion email, which you should receive in 1-3 working days after placing the initial order. If after 1-3 days you still do not have a tracking number, please contact us.
What if I am not happy with my order?
If you are not satisfied with your order, please contact us at info@deravio.com. Please describe your problem in as much detail as possible by providing a photo or video. After assessing the problem with the ordered product, we will try to reply as soon as possible and find a mutual compromise to solve the problem.
Additionally, any order can be refunded within 14 working days. Read more at Shipping and returns.
Are my payment details safe?
We use SSL (Secure Socket Layer) encryption, which ensures that your data is transmitted securely between your browser and our servers. This provides additional protection against data theft and ensures that your personal payment details are safe.
How can I return a product?
Please contact us at info@deravio.com for more information about returning products. All purchases can be returned within 14 business days without giving any reason. Just contact us and we will provide you with all the necessary information to return the package.
Our return address is:
Vienybės g. 5, Šilalė, LT-75129, Lithuania
Read more at Shipping and returns.
Didn't find the answer to your question?
If you have unanswered questions or need further information, please contact us at info@deravio.com.
Our customer service team is always ready to help and answer your questions. We answer questions within 24 hours.