Apartment buildings that have Ameren Illinois has a utility provider can take advantage of free or discounted energy efficiency upgrades. These may include items like LED lighting, advanced power strips, showerheads, faucet aerators, and other weatherization measures. It may also include discounts on installing more attic insulation or replacing electric heating systems with mini-split heat pumps (ductless or ducted). Give us a call so we can discuss details and get you started on saving money!