If I Knew Then What I Know Now
- By Gary Harvey, Wedge Roofing
- Added on Jun 12, 2025
Foam Facts & Harvey Hacks: 40 Years of Roofing Wisdom read more
Foam Facts & Harvey Hacks: 40 Years of Roofing Wisdom read more
Polyurethane chemistry has virtually endless incredible uses, from sponges and surfboards to boat decks and bowling balls. Still, some that I find most fascinating, other than spray foam insulation, of course, are its uses in military applications. read more
Many of you came by our booth at Spray Foam 2024 in Las Vegas and asked how we choose our Contractor of the Year winner, so we thought we would provide you with the screening process. read more
Polyurethane foam, far from being limited to insulation, finds its practical applications in various areas. In the marine industry, for instance, it has proven to be a valuable asset, aiding in flotation, sound deadening, and structural strength. read more
Many of you came by our booth at Spray Foam 2024 in Las Vegas and asked how we choose our Contractor of the Year winner, so we thought we would provide you with the screening process. read more
Have you ever wondered what’s in those A and B-side drums that makes the liquid turn into the rigid, airtight and highly insulative materials you can apply to just about anything? What causes it to turn from liquid to foam? Have you noticed that roofing foam takes longer to expand than wall foam or even open-cell foam? How and why? In this article, we’re going to ask the dumb questions you’ve always wanted to know but didn’t want to ask. read more
As many are still pushing the upsetting memories of 2019- 2022 to the back of the rig, there appears to be a positive shift when reviewing events that have occurred in the spray foam industry during 2023. Obviously, there are still some major challenges, like tackling new levels of intricacy around staff shortages, but on the optimistic side, supply chain challenges started to ease as 2023 took a giant step towards recovery. read more
The Spray Polyurethane Foam Alliance (SPFA) began as a national trade association in 2003. Their core mission is to support the health of the industry and to serve its participants, promoting best practices, and growth through a number of core initiatives, educational resources, events, and much more. read more
Buildings are designed to keep the outside weather out and the inside space conditioned in a desired way. This is done with control layers designed to stop the uncontrolled movement of water, air, heat, and moisture vapor. read more
There are numerous options available for individuals seeking to further their knowledge and develop new skills in the spray foam industry. Hands-on training can provide a more immersive and effective learning experience than other methods, particularly for learners who benefit from learning by doing. The benefits are numerous. Here we will take a look at some of the spray foam insulation application training available. read more
Have you heard the rumor that when you create an unvented attic in some southern states, like Georgia, that R-20 spray foam on the underside of the roof deck is code compliant? Well, this is true, but there are conditions… so, let’s talk about how the code compliance for spray foam in an unvented attic in the state of Georgia works. read more
Time and time again, when I ask SPF Contractors about their biggest challenges, by far the number one response I get is LABOR. This has been an ongoing challenge for the SPF industry for many years and as we continue to grow it will continue to become more and more of a problem. read more