Armstrong Air Ductless Systems

4DHV

Up to 21.5 SEER

Up to 21.5 SEER2

Up to 10.8 HSPF

Up to 9.4 HSPF2

4DHP2

Up to 25.5 SEER

Up to 25 SEER2

Up to 12.2 HSPF

Up to 11.9 HSPF2