43% of Sherborn's carbon emissions are coming from homes. Better performing homes help the homeowner save money and the planet stay cool. We like to make it easy for you! The town's Sustainability Coordinator hosts the HeatSmart Alliance for an information session on air-source heat pumps, ground-source heat pumps, and heat pump water heaters. Get guidance on replacing old HVAC and water heating systems. Meet Neeeco, Sherborn’s town-selected provider of the cost-free MassSave Home Energy Audit. Learn how to save on energy bills and increase the comfort of your home with steep incentives.