Library

Guide for homeowners describing how to find and seal basement and attic air leaks, determine if attic insulation is adequate, make improvements safely, and reduce energy bills.

Report on heating and cooling air-distribution ducts that are insulated, installed close to the ceiling in a vented attic and covered with attic insulation to minimize energy loss.

Technical report evaluating the effects of heat pump water heaters on heating and cooling energy usage in laboratory homes.

Technical report presenting the results of an evaluation of homes using high-efficiency mini-split heat pumps to supplement the primary heating and cooling systems.

Report describing the in situ performance evaluation of newly released heat pump water heaters (HPWHs), highlighting their energy and cost savings potential compared to conventional electric resistance water heaters and other alternatives, based on data collected from installations in Massachusetts...

Article discussing flow-through assemblies of walls.

Website providing builders with information about meeting RESNET Grade 1 criteria when installing insulation.

Information sheet providing links and resources for insulating basements in cold climates.

Guide providing information on controlling attic ductwork sweating.

Article outlining moisture accumulation in open cell spray polyurethane foam.

Report describing information from DOE about rules and standards for residential air conditioners and heat pumps.

Fact sheet describing building envelope performance measures applicable to residential and small commercial construction.

Guide describing the installation of windows in walls that have foam plastic insulating; guide provides several methods for attaching, supporting, and flashing windows in walls with rigid foam sheathing. (Note: The link only goes to the table of contents for the guide, the full guide can be...