They even report that it can be applied to both dry and damp surfaces.ĭepending on your use case, this may be the perfect solution. This is all explained in Dupont’s information brochure available at this link.ĭupont claims that the new Great Stuff Pond and Stone foam is very durable in wet locations and will last for years. It is also suitable for any location where an expanding foam is needed but a black foam color is preferred. Great Stuff Pond and Stone is specifically designed to be used in wet areas including around outdoor fixtures and direct water flow such as an outdoor rock waterfall.
WATERROOF EXPANDING FOAM HOW TO
To see examples of how Great Stuff expanding foam can be used to air seal your home, read Is My Home Energy Efficient? Here’s How To Know!īut when it comes to using Great Stuff in direct contact with water, it’s important to use the right version of this product. It is an excellent way to seal air leaks and close huge gaps that allow pests into the home. I have used Great Stuff products in my home, rehabs, and rental projects for years. Dupont offers a variety of Great Stuff Expanding Foam options for a wide array of needs and uses. Just as you need to have the right tool for the right job, it’s important to have the right expanding foam for the right project.
WATERROOF EXPANDING FOAM GENERATOR
Here’s everything I’ve learned.Ĭheck out the Champion 4375/3500-Watt Dual Fuel Portable Generator - RV Ready! (link to Amazon) Different Expanding Foams For Different Uses I did quite a bit of research and even reached out to Dupont for an official answer. I wanted to get a clearer understanding of what the Pond and Stone product’s water-resistant abilities and limitations were as well as to fully understand how these outdoor versions of Dupont’s Great Stuff products were intended to be used. It’s important to understand the differences between the various products when it comes to using expanding foam around wet areas.
They also now offer a special Black Insulating foam sealant that is intended for both indoor and outdoor use. Is Great Stuff Waterproof? Dupont now offers a Great Stuff version called Pond and Stone spray that is intended for use in direct contact with water. I researched this and here’s what I found. I wondered if I could apply Great Stuff foam in an area that is exposed to rain and moisture. I was working on air sealing the exterior of my home where I had a hole around the air conditioning pipes that was too large to seal with silicone.
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