Adding foam injection insulation to older Arizona homes could be a gamechanger during the summer months. Here's why.

Q Our house has solid walls, so we cannot have cavity wall insulation. The Energy Saving Trust has suggested a product called Sempatap, to be applied to the insides of all the outside walls, just like ...

You've probably heard of foam being used to cover flat roofs on many Arizona homes. It's roofing that keeps out rain but also reflects heat. Foam also plays a big role in insulating many newly built ...