UL Says Triple-Flex Environmental Claims Are Valid

Bryan Steam received UL environmental claims validation for its Triple-Flex ultra-high-efficiency condensing boilers. Triple-Flex boilers feature flexible stainless-steel tubes, minimum thermal efficiency of 90 percent with 160-degree F return, 180-degree F supply at maximum input. Efficiencies up to 99 percent are achievable with lower return water temperatures as found in new building designs.