A gas heater will work fine, specially at this time
Is your workplace a garage or a place that is in need of a very good heating? Or if you have a shop I have you considered getting a gas shop heaters? This kind of heater is very economical and is easy way to make any garage, shop or even your home a very comfortable warm place to stay in, even in the winter time.
You can shop heater at GasHeatersOnline.com may it be your looking for a garage heaters ,gas heaters, propane heaters, radiant heaters, room heaters, shop heaters, space heaters, vent-free heaters and vented heaters they have it all.