Patio heaters are small devices that are used to generate heat. It is a commonly installed outdoor equipment that makes use of LPG or propane fuel. The burner at the top of the post rests the flames through a perforated metal screen that emits heat in circular patter in the surroundings. There are electric heaters that use infrared energy and make the surroundings feel warm and pleasant without the involvement of fire. These heaters are popularly used in restaurants and bars with alfresco sections. But these are also widely used in homes, particularly where families are used to frequent outside activities. These are easily available at all hardware and outdoor shop. Here are a few tips that will help you choose the right product within best prices.