While expanding foam can make an efficient insulator and sealant, it also contains toxic substances. Fortunately, there's a ...

From solar panels to airtight windows to geothermal systems and more, these experts are building and remodeling their homes ...

A case in point, the roofing of the trailer isn’t foam or any other material but full-blown solar panels. If Kenneth is to be believed, these panels are the roof, and in case someone takes them down, ...