• 97% residential gas furnace CSA certified
• Upflow
• Modulating operation to save energy and maintain optimalcomfort level.
• Variable speed blower motor technology provides ultimatehumidity control, quieter sound levels, and year round energy savings.
• EcoNet enabled HVAC Product
• PlusOne Diagnostics 7-Segment LED all units
• PlusOne Ignition System - DSI for reliability and longevity
• PlusOne Water Management System with patentedBlockeda Drain Sensor
• Heat exchanger is removable for improved serviceability.Aluminized steel primary and stainless steel secondary constructionprovide maximum corrosion resistance and thermal fatigue reliability.
• Low profile "34 inch" cabinet ideal for space constrainedinstallations.a 
• Blower Shelf design - serviceable in all furnaceorientations
• Pre marked hoses - insures proper system drainage
• Vent with 2" or 3" PVC
• Replaceable collector box
• Hemmed edges on cabinet and doors
• Quarter turn door fasteners for tool less access
• Integrated control boards feature dip switches for easysystem set up
• Self priming condensate trap
• Solid bottom included
• For optimal performance an EcoNet Control Center isrecommended; must be paired with an EcoNet enabled heat pump or airconditioner, for a fully communicating HVAC system.
• Modulating Function: when used with an EcoNet ControlCenter modulating thermostat, modulation rate between 40% and 100% oftotal capacity.
• Two-stage Function: when used with a two-stage thermostat,furnace operates at 40% on first stage, and stages up to 65%, then 100%for second stage.
• Multistage Function: when used with a single-stagethermostat, furnace functions as a three stage furnace operating at40%, 65% and 100% of total capacity.