Smartcomfort By Carrier Ultra Low NOx 80% Afue Furnace 80k Btus

SmartComfort By Carrier Ultra Low NOx 80% AFUE Furnace 80K BTUs 18-Speed, Constant Torque (MCT) ECM blower motor Ultra-low NOx emissions - meets the nitrogen oxides (NOx) emission limit of 14 nanograms/joule 4-position furnace: Upflow, Horizontal Right, Horizontal Left, and Downflow Cabinet air leakage less than 2.0% at 1.0 in. w.c. and cabinet air leakage less than 1.4% at 0.5 in. w.c On-board NFC antenna makes setup a tap away when using the Fast Mobile technician app Stainless steel, tubular heat exchanger Pilot free, hot surface ignition High temperature limit control designed to prevent overheating Blocked vent switch Self diagnostics Slide out blower assembly Quarter turn knobs for easy door removal and secure attachment MFG# R80MSU0802120A