Extension cords and power strips are often safe for home and office electronics, but they can be dangerous for other common appliances during the winter.
An expert weighs in on the dangers of pairing extension cords and power strips with certain devices ... it's best to pull it out when needed and plug it into a dedicated wall outlet.
If that's your scenario, be sure to plug it directly into a ground fault circuit ... use too much power for extension cords or power strips. So, be sure to attach them directly to a wall outlet ...
The posts warn against plugging space heaters into extension cords or power strips because doing so could start a fire. It is unsafe to plug space heaters into extension cords or power strips.