The right insulation will keep your home comfy and your energy costs low. Here’s how to calculate how much you need and what kind to buy. Adding insulation can be a low-cost way to cut energy bills.

Getting hit with a huge utility bill is unpleasant, but it’s even worse when you know that it’s high due to heat or air conditioning loss through the doors, windows, or walls. Fitting exterior walls ...

Internal wall insulation isn't for every home. While it's easy to assume insulating every surface in your home will lead to greater energy efficiency, it isn't the case with internal wall insulation.

With more than 20 years' experience in energy efficiency and sustainability, Karen cuts through the jargon to explain environmental impacts and help you find greener options. Many of the homes in the ...