GREEN VALLEY SOLAR

Average annual sunshine in the sunniest major US cities

City % Sunshine Clear Days Phoenix, Arizona 85 211 Las Vegas, Nevada 85 210 Tucson, Arizona 85 193 El Paso, Texas 84 193

LIVING IN ONE OF THE TOP FOUR CITIES IS AN INCENTIVE TO GO SOLAR

Rep. Giffords Goes Solar

Arizona congresswoman installs solar panels on roof of her Tucson home

Facts on solar installation at Congresswoman Giffords’ Tucson home:

Produces about 2 kilowatts of electricity Total project cost, including materials and

installation: $12,544 Final net cost to Congresswoman Giffords:

$3,434

A Typical Panel Layout

THE BEGINNINGmy useage

THE NEXT STEPpotential results

JUSTIFICATION

A 2kW system installed by me costs $10.000. TEP Rebate @ $3./watt = $6,000. X 0.7=

$4200. 30% IRS Tax Credit = $3,000. Net Cost = $2,800. Payback, $2,800/$240 = 11.67 years

Note TEP adjusted the credit to $2.25/watt or only $3150. bah humbug

THE PANELSeight @ 245 watts

THE INVERTER2kW

THE HELPERhoisting away

Rooftop Worker

Individual Panel Set Wiring

Wiring Between Panel Sets

Service Wiring

Making Watts !!