Case Studies

Case study describing David Weekley Homes, and how by working with Building America and the Building Science Corporation, they been able to build tighter more energy efficient homes and pass the benefits along to customers.

Case study describing the development of one of the first true zero-energy homes built in the United States and the improvements made on it's design for subsequent projects.

Case study describing how in 2010, Tommy Williams Homes built 36 houses that all achieved HERS scores below 60, this was achieved by partnering with an energy consulting firm and Building America.

Case study describing William Ryan Homes and their achievement of reducing whole house source energy use by 40% and receiving HERS scores of 65 to 70 by utilizing high efficiency heat pumps with engineered duct design.