The DeLonghi TRD0715T Safeheat, Vornado ATH1 and DeLonghi EW7507EB are good indoor space heaters, according to The Sweethome. The Lasko 754200 is another highly rated model.
The DeLonghi TRD0715T Safeheat is a large-room, radiator-style heater. This silent heater is reliable and energy-efficient, and it includes a timer and a thermostat.
The Vornado ATH1 is a small-room heater with a nine-hour timer. This model has two temperature settings and automatic tip-over detection. This non-oscillating tower heater has a wide heat radius and simple touch controls.
The Lasko 754200 is a small ceramic heater with a cool-touch exterior. It offers two heat settings and a fan-only mode. It also has a carrying handle and overheat protection.