Amid the background of sky-high energy costs, we’re keeping more of a watchful eye over our appliances than ever. But when temperatures fall, as they have done lately, there are some things you just ...

When you buy through our links, Business Insider may earn an affiliate commission. Learn more Whether there's a cold spot in your house that your central heating just can't reach or you need an extra ...

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We independently review everything we recommend. We may make money from the links on our site. Learn more› By Thom Dunn Thom Dunn is a writer focusing on home heating and cooling. He once blew up a ...