Waterproof Sealant Brush-On Multi-Surface Weather-Resistant
High Quality
Free US Shipping
Hassle Free Returns
Permanently stop water damage on various surfaces
Protect surfaces from water infiltration and damage — brush-on application, no specialized tools, and weatherproof durability.
Why is this Waterproof Sealant perfect for you?
✔ Reliable adhesion on diverse materials: The sealant firmly adheres to concrete, brick, tiles, wood, roofs, and metal, enabling use on a wide range of indoor and outdoor surfaces with no primer needed.
✔ Durable weather and acid resistance: Provides protection against rain, UV radiation, and temperature changes over multiple seasons, with acidity tolerance at pH 5 for lasting adhesion in slightly acidic environments.
✔ Easy brush application and versatile sizes: Apply easily with a regular brush without professional tools; available in practical container sizes of 17.6 oz (≈1.10 lb) or 35.3 oz (≈2.20 lb) to fit different project scales.
Specifications
Available container sizes: 17.6 oz (500 g), 35.3 oz (1 kg)
Coverage area per 17.6 oz: Approx. 5.49 ft² depending on surface and layer thickness
Durability: Up to 3 years
pH resistance: pH 5 (acid resistant)
Frequently asked questions
Quick answers about ordering from Couje. More detail on our full FAQ page.
How much does shipping cost, and how long does it take?
Shipping is free on every order — no minimum. Orders are typically delivered within 4–12 business days (processing included), and every order includes tracking. Full details are in our Shipping Policy.
What is your return policy?
You can return items within 30 days of delivery. Once your return is received and inspected, we process your refund to the original payment method. See our Return & Refund Policy for the full process.
How do I track my order?
As soon as your order ships, we email you a tracking number. You can follow your delivery at any time on our Track Your Order page.
How can I reach customer service?
Email us at support@couje.com or use our contact form. Our team is available Monday – Friday: 09:00 AM – 05:00 PM EST and replies within 24 hours. Saturday – Sunday: closed.