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.

Cassidy Horton is a finance writer covering banking, life insurance and business loans. She has worked with top finance brands including NerdWallet, MarketWatch and Consumer Affairs. Cassidy first ...

Insulation may not be a flashy addition to your home, but it could provide a boost for your bank account thanks to the energy savings it can yield. Amazingly, it's also an upgrade that the government ...