Sterling HVAC’s Xcelon system is a rooftop make-up air unit that combines hydronic condensing boiler technology with advanced air distribution and heat recovery methods for levels of efficiency up to 98%.
Gerber added more compact elongated models to its Viper product line. The current bowl also is available with interchangeable tanks — 1.28 gal. per flush (HE-28-570) or 1.6 gpf (VP28-595).
Geberit’s concealed tank and carrier systems with single- or dual-flush actuators are easily concealed in standard 2’ x 4’ or 2’ x 6’ wood or metal frame walls.
The Hot Start showerhead, available in January 2015 from Niagara Conservation as part of the Stealth System, is a temperature-controlled, EPA WaterSense-certified showerhead.
Navien’s condensing gas heating boiler is available in four sizes: NHB-55, NHB-80, NHB-110 and NHB-150, with turndown ratios respectively of 7:1, 10:1, 11:1 and 15:1.