The Most Advanced Ptac Ever. Inverter Compressor. Award-Winning And Patented Freshaire Make-Up Air System To Help Achieve Ashrae 62.1 Standards. Ultra-Quiet Operation With The Highest Stc Ratings In The Industry*. And Optional Freshaire Iaq Accessories For Healthy Indoor Air Quality. Freshaire Ptac Is Not Just Best In Class. It'S In A Class Of Its Own. *Amongst Ptacs With Make-Up Air Conditioned Fresh Air Friedrich'S Freshaire Ptac System Helps Achieve Ashrae 62.1-2013 Requirements. And Brings Up To 52 Cfm Of Conditioned. Merv 8 Filtered. Outside Air Into The Space. Patents-Pending Technology Uses The Inverter Compressor And Main Cooling System To Optimize Temperature And Humidity Level Of Incoming Air. Precision Inverter Technology Precision Inverter Variable Speed Compressors Deliver Efficiencies Up To 13 Eer And A 15 Seer Equivalent. Compressors Operate Down To 20% Of Rated Capacity. Or Up To 120%. Matching The Unit Output To The Actual Demand Of The Space For Increased Comfort And Lower Energy Consumption. Widest Cooling & Heating Range In The Industry Variable Speed Technology Gives You The Flexibility Of A Full Line Of Ptacs With Only Two Models. And Offers The Highest Available Capacity Of Any 42X16 Ptac On The Market At Over 17000 Btus. Freshaire Iaq Ready Freshaire Iaq Is A Suite Of Indoor Air Quality (Iaq) Accessories For Use With Friedrich Air Conditioners. All With One Dedicated Purpose - Healthy Indoor Air. This Product Includes Our Patented Freshaire Make-Up System And Is Compatible With Freshaire Uv. And Freshaire Purifier By Iwave. Click Here For More Information On Our Freshaire Solutions. The Smoothest Ptac Sound Available The Variable-Speed Operation Of The Freshaire Ptac Allows The Unit To Work At The Optimal Speed To Match The True Load Of The Room. This Not Only Provides The Best Energy Consumption Curve But It Also Adds To Guest Comfort By Eliminating The Harsh Start-Ups Associated With Single Speed Compressors. Comfort & Convenience Intuitive Unit Controls Are User Friendly With Easy-To-Read Led Display That Can Show Either Set Point Or Actual Room Temperature As Selected By Owner. Dehumidification Removes Moisture In Cool Mode To Improve Comfort And Reduce The Chance Of Mold And Mildew Growth. Maintenance And Installation Modular Product Design Ensures Easy Access To Key Components For Cleaning And Repairs. Including Washable. Lift-Out Air Filters. Surehold Front Cover System Securely Attaches The Front Each Time. Unit May Be Installed Low To The Floor.