JANESVILLE, Wis., Dec. 09, 2025 (GLOBE NEWSWIRE) -- SunFire®, the leader in commercial radiant heating solutions, proudly introduces the newly enhanced SF160 Portable Radiant Heater—now more powerful, more advanced, and more efficient than ever. Long recognized as the top-performing heater in its class, the best heater just got bigger and better, delivering unmatched performance for commercial, industrial, and large indoor environments.SF160: New 2025 EnhancementsThe upgraded SF160 brings a suite of performance-boosting innovations designed to increase heat output, and deliver constant firing even in the coldest conditions:Powerful Heating – Now heats up to 3,700 sq. ft. of indoor space and delivers the highest BTU output of any portable radiant heater on the market, making it the largest, most powerful portable radiant heater available today.Frigid QuickFireTM Technology – An advanced anti-gel nozzle heater ensures fast, reliable cold-weather startups, even in extreme conditions.Programmable Thermostat – Now ...Full story available on Benzinga.com