Infratech Flush Mount Frame for 48 Inch Heaters in White - 18 2302WH. 18 2302WH. Patio Heater Accessories. Infratech electric infrared heaters are designed to breathe new life into your outdoor patio. Boasting outstanding performance and durability, Infratech uses medium wave infrared heat to produce a pleasing glow with no glare or obnoxious light. These American-made heaters are fashioned out of recyclable materials and operate with zero greenhouse emissions, odors, or ultraviolet light