Powered by an assortment of renewable energy systems, the ReNew the Earth Institute (REI) in Custer, Wisconsin is MREA’s headquarters, training facility, and home of The Annual Energy Fair.
Designated as one of Wisconsin’s first Travel Green Destinations, the REI is a 4,200-square-foot building that generates 100% of MREA’s electricity needs through renewable energy systems. The REI incorporates energy-efficient features, including passive solar design, energy-efficient light fixtures, solar hot air, roof- and ground-mounted solar PV arrays, in-floor radiant heat, timber framed lobby, masonry heater, and much more.
