Credits EAc2 EAc2 EAc2 EAc2 EAc2 EAc2 EAc2 EAc2 EAc2 EAc2 EAc2 EAc2 EAc2 EAc2 EAc2 EAc2 Links to multiple educational tools for examining cost and performance of various energy-efficient and solar energy technologies and products. Resource type Web Tools Link http://www.pvwatts.org/
