Welcome to visit the factoryFree Quote
The Echelon series is Energy Star certified with a SEER rating of up to 20, with a two stage compressor. The LK series has a SEER rating of up to 17 and has a single stage compressor. Heil $2,053 Quiet Comfort Deluxe line of products has a SEER rating of 16 and an 81 AFUE. Very quiet operation with a two stage compressor.