Superior Radiant Products’ Series UA tube heaters achieve a 64.7% radiant factor. Independently lab tested to EN 416-2 standard, this radiant factor exceeds the highest marks achieved by any North American manufacturer who has tested their infrared tube heaters to date, according to the company. The Series UA features high efficiency, 40,000 to 220,000 Btuh, natural gas and LPG operation, a separate controls compartment, and self diagnostic ignition module.

-- Superior Radiant Products