1. APS Multifamily Energy Efficiency Program Arizona Housing Alliance Seminar February 25, 2011

2. Who is Arizona Public Service? Headquartered in Phoenix. APS, is Arizona’s longest- serving electricity utility, serving approximately 1.1 million customers. Operates 10 Power plants that use a variety of resources to produce electricity. Provides service in 11 of Arizona’s 15 counties.

3. Energy Efficiency Standard Statewide EE Standard approved by the ACC in Dec. 2009. Went into effect in Jan. 2011. Annual Energy Savings as a % of Retail Sales Est. cumulative energy savings required by 2020 = 6,500,000 MWh Achieved to date (2005 to 2010) = 1,091,000 MWh (17% of the way)

4. Multifamily Energy Efficiency Program The Multifamily program is a new program introduced in 2011 and is currently in a launch phase. Program debut is expected in April To qualify the community must be in the APS service area, be a multifamily facility of at least 5 units, and to receive water saving measures must have electric water heating. APS is creating a participation list of interested communities.

5. Why have an EE Program for Multifamily? Large number of APS customers live in multifamily dwellings. Large untapped resource for energy savings. APS needs significant energy savings to meet new state goals.

6. Multifamily Program Tracks Direct Install for dwellings Common Area retrofits New Construction and major renovation

7. Dwelling Direct Install Retrofits APS and your property Manager completes a walk through assessment of community. APS provides enough FREE CFL bulbs, and energy efficient showerheads and faucet aerators to retrofit each unit in the community Communities provide component installation with field support from APS. Follow up inspection required to verify installs.

8. Common Area Retrofits APS provides a complementary energy assessment of all common areas and commercial facilities. Energy saving opportunities and corresponding APS rebates are identified. APS rebates typically cover about 75% of the incremental cost of retrofits.

9. New Construction/Major Renovation CharacteristicsBOP 1BOP 2BOP 3BOP - REN Estimated Incentive$650$750$900$650 Wall InsulationR-19 R-11 Ceiling InsulationR-30 R-19 Window TypeDouble Pane low-e Single Pane Clear Window U-Factor0.6 1.11 Window SHGC0.27 0.86 Infiltration Rate0.35 0.7 Duct Leakage5% 0%5% AC Efficiency14 1514 Furnace Efficiency80 HP Heating Efficiency8.2 Lighting Power Density0.7840.392 Domestic Hot Water0.93

10. Multifamily Program Benefits Reduce Operating Costs and Increase profits. Increase tenant satisfaction Lower community churn rate Promote the property as a green community.

11. Projected Multifamily Program Launch The Multifamily program is a new program introduced in 2011. Program is currently in a launch phase and is expected to be available in April 2011. APS is creating a participation list of interested communities.

12. Thank you! Chris Baggett christopher.baggett@aps.com 602-250-2966