I was reading the posts on electric heaters yesterday. When winterizing, I blow out my lines and pour antifreeze into traps an toilet. We live in upstate S Carolina and don't usually need more then ...
We have a really god oil filled radiator type heater with three heat settings and a built in timer. Have used it for years on low over winter months in adition to winterizing. Why? Because cleaning up exploded pop or food cans or unloading all this is not fun. Cord does get slightly warm. Always been ok