Bring Ventilation Ductwork Inside Conditioned Space
This one should be obvious to avoid condensation build-up (and ice in winter) in...
The Energy Crises of the 70s
History 101: Rembering the springboard for the U.S. environmental movement and...
Substituting Solar Panels for Insulation in the Energy Code
The ERI path allows buildings to comply with the energy code in a completely...
An Insulated Slab for the Deep South
Even in "Hotlanta," sub-slab insulation pays off in the wintertime.
Serious Training in Deep Energy Retrofits
Engineer extraordinaire, Marc Rosenbaum, teaches a course on the the best strategies to fix existing buildings.