Space heaters are a fast and economical way to warm up your home when temperatures dip — and they can be a beneficial tool to keep on hand in case of emergencies . Whether it’s a drafty bedroom or outside on the patio during a cool night, these portable devices allow you to bring an effective boost of heat wherever you need it. To determine the best space heater for you, I spoke to home and safety experts about the benefits of space heaters, what features to look for when shopping for one and