Plus, it can be harder to pre-set electric heaters to come on at fixed times of day — unless ... Radiators and other space heaters approach 100 percent efficiency in their use of electricity ...

Andy Shu, HVAC specialist at ZapFixers explains, 'No, electric heaters are generally not cheaper to run than central heating unless you're heating a small, isolated space for a short period.

Just as I was knee-deep in researching, testing and learning all I could about electric space heaters, this letter popped up in my inbox. Dear Mary: I need your help to figure out how we can ...