
Dual Flush Toilets- <2.34 year payback, >3,000 gallons conserved/ toilet/ year
Energy Efficient Lighting- <3 months, 450 lbs. eCO2 per bulb
Low Flow Shower Heads- <2 years, Decrease water usage by >40% for showers
Low Flow Faucets- <3 years, Decrease water usage by >32% for sinks
Occupency Sensors- decreases unnecessary light usage, payback depends on number of hours of energy saved
Vending Misers- shuts off unnnecessary lighting and operation when no one is purchasing anything from the vending machine, payback depends on number of hours of energy saved
Solar Panel on GREEN House Roof- renewable energy
Wind Turbines- <10 years, renewable energy
ESW Vegetable Oil Shuttel Retrofit-
Let the NSF know if you see any inefficiencies around campus that you think should be corrected, so as not to waste resources and harm the environment unnecessarily. Just send us an e-mail at sustainnu@gmail.com. Thanks for your help in making Northwestern greener!