Flashing of Penetrations in Existing Roofs Description Guide describing how to provide a continuous water control layer across the roof assembly by sealing all penetrations for pipes, vents, etc. in existing roofs.
DOE Zero Energy Ready Home Window Requirements Description Information guide describing the DOE Zero Energy Ready Home, Version 1, requirements for high-performance windows.
Existing Skylights Repaired or Replaced and Fully Flashed Description Guide describing how to repair or replace skylights in existing homes.