Some states have Federal Grant money to Assist in the Purchase of APU units. Check the EPA website to determine if your state is offering rebates.
http://www.epa.gov/smartway/financing/govt-funding.htm#state
Some states have Federal Grant money to Assist in the Purchase of APU units. Check the EPA website to determine if your state is offering rebates.
http://www.epa.gov/smartway/financing/govt-funding.htm#state