There are so many ways to repurpose foam around the house, and with this DIY, you can create an earthy alternative to wall ...

R-value 13.1 Sika’s Rmax Pro Select board is essentially dense foam insulation for walls in sheet form. It took this list’s top honors because it can be used indoors or out, is easy to cut ...

Q What’s your recommendation for boosting wall insulation ... on several projects and here’s my recipe: Fasten sheets of foam to the existing siding. Use the type with shiplapped edges ...