The Trane XL19i Ultra Efficient Heat Pump offers four models ranging in size from 2-1/2 tons to 5 tons using R-22 Refrigerant. The Trane XL19i has efficiency ratings reaching up to 17.90 SEER and HSPF 9.0 making it eligible to carry the Energy Star Seal. Having the Energy Star rating makes it eligible for Rebates, […]