A single source heating system provides both the central heat and domestic hot water for a home from a single burner.
Sustainable Resource Center received an innovation grant to study various combination heating systems prior to installing them in 400 Minnesota homes. With nine models installed, SRC's "Efficiency Lab" is able to compare performance in a variety of situations.
Ben Schoenbauer explains the lab setup and demonstrates some real-time testing results.
Training presented by the Minnesota Building Performance Association
Video by Cully Gallagher