UFO for outdoors
When heating fully or partially opened areas the warm air released by the heaters goes up, that's why such heating results ineffective. Even with big expenditures the necessary temperature shall not be reached.
The heating in such a case shall be the local, low-consumption and efficient solution; it shall provide healthy atmosphere and shall be safe for health.
UFO heating system is just the right system to provide the healthy, efficient and low-consumption local heating, as far as it doesn't use the air as a heat carrier, heating the objects instead.