Case Studies

Veronica says she's saving over 50% a month now that she's installed a high-efficiency heating system and added insulation in the basement.

Tobey and Melissa were helped with their weatherization project by an Efficiency Maine incentive. They sealed air leaks, installed a new pellet stove and insulated their two-family home.

Anne's home is now warm thanks to the air sealing and insulation improvements installed in her home. Learn how Anne weatherized her home.

See how one Presque Isle couple is saving an estimated 50 percent on their heating costs after installing a high-efficiency heat pump.

Marieta insulated, sealed the air leaks in her attic and improved attic ventilation. Click here to learn about Marieta's weatherization project.

High-efficiency ductless heat pumps and a heat pump water heater were installed in a 6-unit building in Houlton. Learn how much the building owner saved.

Bill installed a heat pump with the help of an incentive and low-interest loan from Efficiency Maine. Read about Bill's heating project.

Al installed moisture barriers and improved the insulation in his basement. Find out how Al is saving energy in Bath.

After weatherizing their home, one couple in Warren is now saving 50 percent on their heating bills.

87 ductless heat pumps were installed in a 66-unit Multifamily complex in Bucksport, giving the tenants direct control over their heating costs and comfort.

See how Orono saved energy and money by making energy efficiency upgrades at its wastewater treatment facility.

See how Unity saved energy and money by organizing a community-wide weatherization effort.

See how the Town of Alfred saved energy and money by making numerous efficiency upgrades to its town hall.

See how St. Francis saved energy and money by making numerous energy efficiency upgrades to its town office and fire station.

See how Strong saved energy and money by making energy efficiency upgrades.

See how Thomaston saved energy and money by making energy efficiency upgrades at its wastewater treatment facility.

See how Allagash saved energy and money by making numerous efficiency upgrades to its community center and fire station.

See how Farmington saved energy and money by installing solar panels at its wastewater treatment plant.

Using federal stimulus funds, 11 Maine communities saved significant resources and realized other benefits by reducing energy use and improving energy efficiency at town halls and other municipal buildings.

Learn how Jasper Wyman & Son keep their blueberries cool with an energy efficient refrigeration system.

With help from Efficiency Maine’s Commercial & Industrial Custom Program, St. Mary’s Health System installed a Combined Heat and Power (CHP) unit in Lewiston. The new system generates electricity on site, using the waste heat for various domestic hot water needs in the facility.

Oxford Networks made energy efficient improvements by installing high-efficiency lighting and cooling systems. Their new systems help provide uninterrupted access to customer servers. Find out how.

With help from Efficiency Maine’s business incentive program, MTA Accounting installed mini-split heat pump units.

With the help of Efficiency Maine's Distributor Screw-In LED Program, Furniture Superstore in South Portland replaced its 800 75-watt PAR30 incandescent bulbs with 13-watt LEDs. Electricity savings is estimated to be $22,800 per year.

Portland Dry Goods worked with Efficiency Maine to replace 90 PAR20 bulbs and 10 MR16 window display lights with energy-saving LEDs. In doing so they inspired other Old Port retailers to make similar upgrades.

Here are some ways to ensure you get the most from your heat pump.

Find out how to eliminate drafts, save on your heating costs, and make your home more comfortable through air sealing.

Learn how air source heat pumps are installed, how they work, and their key advantages and disadvantages.

Hear from homeowners about their high level of satisfaction with the technology. Plumbers share their positive experiences with heat pump water heaters.