https://pediascape.science/wik....i/A_StepByStep_Guide
How to Troubleshoot a Freestanding Electric Patio Heater Think about a freestanding electric heater if you're fed up of dealing with extension cables and propane tanks. It's simple to install and features adjustable heat settings, and includes an automatic tip-over shutdown feature. When choosing a patio heater, pay attention to the Btu output. For a small space of the 5,000 Btu is sufficient. Larger spaces require more heat. Pyramid- or dome-shaped heaters usually have a higher Btu