It has been a mantra of TreeHugger that where possible, it is better to build foam free. Plastic foams are sometimes made with blowing agents that have serious global warming potential; they are made ...

Q. I’m going to be remodeling my basement and want it to be toasty warm. How would you do insulation for a basement remodel like this? Would you use foam insulation or just the old standby fiberglass?

Q: I’m going to be remodeling my basement and want it to be toasty warm. Would you use foam insulation or just the old standby fiberglass? What’s the worst thing that can happen if you do the job ...

Standard residential construction in much of the country is 2x4 framing with fiberglass insulation, achieving a paltry R-10 or so in the walls. If insulation is installed at all on the foundation ...

You probably know that an energy-efficient home reduces waste, saves money, and reduces environmental impact. But did you know your home’s foundation significantly affects its energy inefficiency?