https://sciencewiki.science/wi....ki/10_Reasons_Youll_
https://mozillabd.science/wiki..../Electric_Patio_Heat
Patio Electric Heater Patio electric heaters are a modern way to extend outdoor living spaces. In contrast to older propane and natural gas-fueled patio heaters that emit carbon monoxide, electric models do not require ventilation and are safe to use in closed areas as long as they are not left unattended. Calculate the cubic footage and desired temperature rise to determine t