HVAC
(2009-2010)

Central A/C

Split Systems:
EER¹ >=13
SEER² >= 16

Package Systems:
EER >= 12
SEER >= 14

30% of cost, up to $1,500

Air Source Heat Pump

Split Systems:
HSPF³>= 8.5
EER >= 12.5
SEER >= 15

Package Systems:
HSPF >= 8
EER >= 12
SEER >= 14

30% of cost, up to $1,500

Natural Gas or Propane Furnace

AFUE⁴>= 95

30% of cost, up to $1,500

Oil Furnace

AFUE >= 90

30% of cost, up to $1,500

Gas, Propane, or Oil Hot Water Boiler

AFUE >= 90

30% of cost, up to $1,500

Water Heaters
(2009-2010)

Gas, Oil, Propane Water Heater Energy 

Factor >= 0.82 or a thermal efficiency of at least 90%.

30% of cost, up to $1,500

Electric Heat Pump Water Heater

Same criteria as ENERGY STAR: Energy Factor >= 2.0

30% of cost, up to $1,500

Geothermal Heat Pump
(2009-2016)

Geothermal Heat Pump

Same criteria as ENERGY STAR:

Closed Loop:
EER¹ >= 14.1
COP⁵>= 3.3

Open Loop:
EER >= 16.2
COP >= 3.6

Direct Expansion:
EER >= 15
COP >= 3.5

30% of cost