How Thermal Mass Keeps You Warm and Cool

Passive solar design makes use of this element. Here’s how it works and how you can get it in your home

It’s been around since Roman times, so it’s not exactly new, but we hear the term “thermal mass” bandied around these days when we talk about passive solar design and sustainable homes. So what exactly does it mean? If you want to maintain a comfortable temperature all year round in your home with minimal use of heating or air conditioning, read on for a clear breakdown.