Donner Power Electric Patio Heater Review

Some models can generate up to 38,000 BTUs, which is enough to heat a medium-sized patio or pool deck. They utilize a 20-pound propane tank that has a safety valve built in.

Most patio heaters are freestanding or wall-mounted, and can be found between 7-8 feet in height. Plug them into a standard electrical outlet that runs at 300 V