The heat is that of radiated heat and not convection. The latter is not efficient as much energy is used to heat the air rather than providing heat to people.
There are many types that will suit your need such as space heater, wall heater and wall mounted heater. They can also be permanent or portable.
Wall mounted heaters are safer due to its very location; people especially children and pets do not run into them. Also, cords that are no feasts to the eyes are out of the way. Besides, wall mounted heaters are usually cheaper.
Having gas heater means you don't risk running out of your sources as the gas comes from existing gas lines; which also means you don't ever need checking or refilling. Since the gas heaters are connected to the gas lines, it is understandable that portability is limited.
Therefore, know how wide is the area that you need to heat before you install one so that you can maximize your usage. You may need several outdoor gas heaters. It is also good to know that such outdoor heaters do not take up much space.
Some of the features that you should look out for when buying an outdoor gas heater are corrosion resistant, stainless steel fasteners and shut-offs- for safety. You should also be in the look out for sealed burners, emergency cut-off valves, electric ignition systems, flame controllers and tilt switches.
The radius of the area that can be heated depends on the model and the surrounding, but generally falls between 10 and 20 feet. These heaters are only capable of combating chilliness and raise the temperature from 10 to 30 degrees Fahrenheit.
Today, you can easily find umbrellas patio heaters that comes with a heavy aluminum reflector at the top which can direct heat downwards and outwards with poles measuring up to three to seven feet tall.
Having outdoor heaters installed can make your outdoor environment much more conducive and inviting. What guests would want to spend their time outside if it was chilly? They would then be all crowded into the living room. Then, what about smokers? Guests may be in a dilemma whether or not to smoke as it would be very uncomfortable for non smokers if someone smoked indoors. Sometimes, you get a good view if only you were outside; it would have been just right if it was not so chilly. So why not just install heaters?
Maybe you are missing the summer months that just went by. Well, you found a way to prolong the season so why not put it to use, especially if you have patio furniture outside your house. There is no reason why you or your family should not be able to get comfortable in them, unless it is the chilly weather of course. But why should the weather stop you with the availability of heaters? It does not make sense. And what a waste of good patio furniture and good outside view if all you can do is get snug indoors.
When you have your outdoor area equipped with reasonable heat, the list of activities you can do is countless. Even parties can be done outdoor on chilly nights. What more activities that seems normal and boring when done indoor can seem so enjoyable outdoor. Parents can share a cozy afternoon reading their children's favorite story book. Even reading a newspaper seems to be more exciting. Don't worry about catching fever or cold when exposed in the outdoor too long because the outdoor heater will make sure you get ample heat your body needs to withstand the chilliness.