When Shouldn't You Use Injection Foam for Insulating Existing Walls? | Foam University by RetroFoam

Find your local RetroFoam Insulation Dealer: https://www.retrofoam.com/dealers Are there reasons not to use RetroFoam when insulating existing walls? There sure are and those reasons include: 0:00 - Intro 0:12 - Little to no cavity to fill. 0:30 - There is no sheathing under the siding. 1:30 - There's already foam in the stud cavity. If your home doesn't have a wall cavity to fill, there's no sheathing, or you already have foam in your walls, injection foam insulation isn't a good fit for you. Are you in a reading mood? Check out this article to dive deeper into this topic: https://www.retrofoam.com/blog/not-go... Want to learn more about foam insulation and building science? ✅ RetroFoam Learning Center: https://www.retrofoam.com/blog ✅ RetroFoam Buying Guide: https://www.retrofoam.com/buying-retr... ✅ Find a Local RetroFoam Dealer: https://www.retrofoam.com/dealers ​​Want to support the red velvet jacket? ✅ Subscribe to the channel:    / @foamuniversitybyretrofoam   🚀 Brought to you by RetroFoam: https://www.retrofoam.com/ #wallinsulation #existingwallinsulation #professoroffoam #foamu #foamuniversity