https://www.openlearning.com/u..../hjelmbekker-slk4co/
Choosing a Small Gas Patio Heater This model is perfect for those who need a patio heater that is able to be moved around and not take up much space. It can take 20 pounds of propane and has a large heat radius. It comes with a built in tip-over safety valve. The BTUs on this unit are lower than those of other models we've tested however, it's more than adequate for the majority of patios. It has a elegant and user-friendly design. Easy to set up Gas patio heaters can