We need to have on hand all types of things, just in case. For the winter months when it gets cold, or a sudden change in weather on the day of an event.
The heaters give off very good heat and the smaller topped ones cover probably something like 4m x 4m. The big square ones probably do in the region of 8m x 8m.
A lot of our entertaining in SA is done outside, on verandas, in Marquees, on Sports fields and so on and there isn’t really any other way you can heat up outside areas other than with Mushroom Heaters.