Features include:Unique cabinet design 2% or less air leakage Precision applied - durable door seals Specially designed air seal around refrigerant, condensate and conduit connections Double wall foamed cabinet system R-4.2 or better insulating value (Avg Insulating Value R-8.2) No loose fiber design Smooth cleanable interior design Sweat eliminating design Composite cabinet doors Water proof cabinet design Integrated horizontal drain pans Modular cabinet Additional features include: Multi-position up/down flow horizontal left/right Side return option (sold as accessory, not included) Control board protection pocket built into cabinet wall Alert port to view control board codes without door removal AccuLink control Alert code notification 5 button user interface and clear description of set up Service diagnostic with alert reported at user interface Low voltage terminal connection point Vortica blower with polarized plug connections and integrated slide deck for easy removal Aluminum coil with integrated slide deck for easy removal and polarized plug connections on coil EEV Patented enhanced coil fin Electronic Expansion Valve (EEV) with low ambient and low superheat compressor protection Dual refrigerant compatible as shipped Slide in electric heaters with polarized plug connections (sold as accessory, not included) Slide in hot water coils with polarized plug connections (sold as accessory, not included) UVC light kit with safety switch and polarized plug connections (sold as accessory, not included) Labeled panels and connections Molded in 1' standard filter rail Variable speed ECM motor Soft start fan motor operation Comfort R mode Built in fan delay modes Width of 23.5' Compact 20.8' depth with doors removed Fused 24v power Safety door switch 10-year warranty registered * Optional extended warranty available * See product warranty documents for complete details.