(P)Our most efficient standard PTAC with exceptional performance and leading warranty for the lowest cost of operation. ZoneAire (R) Premier PTAC is available in electric heat and heat pump options, ranging from 7,000 to 15,000 Btu. Breathe easy with the all-new line-up of FreshAire (R) IAQ accessories to deliver healthy indoor air. (/P) (P) (/P)(BR) (BR)(B)Durable Construction(/B)(BR) (P)Superior materials and design reduce sound levels and improve overall guest satisfaction. Galvanized zinc coated steel wall sleeve and steel base pan undergo an 11-step preparation process, are powder coated with a polyester finish and are oven-cured at high temperature for exceptional durability. Stainless Steel endplates reduce corrosion of the outdoor coil.(/P) (BR)(B)Energy Efficiency(/B)(BR) (P)Friedrich PTACs feature a super-efficient refrigeration design with EERs up to 13.0 and COP up to 3.6. Energy efficient heat pump models are also available in our complete line.(/P) (BR)(B)Comfort & Conven