The YORK® HH8 heat pump offers premium-tier efficiency and comfort in a compact design. Up to 18 SEER2 and variable speed performance for more consistent comfort. An up to 30% smaller footprint than most traditional equipment, the HH8 can be stacked, placed under raised decks or installed in zero lot-line neighborhoods. Optimized for eligible matches for maximum benefits through 25C Tax Credits, rebates, and other incentives.