Advanced Framing: Insulated Headers Description Guide describing how to insulate headers over doors and windows to reduce heat loss and heat gain through solid wood framing.
Advanced Framing: Minimal Framing at Doors and Windows Description Guide describing how to minimize framing around doors and windows to reduce heat loss.
Advanced Framing: Minimum Wall Studs Description Guide describing how to frame a wall with minimal wall studs to prevent heat loss through walls.
Install Top Plates or Blocking at the Top of Walls Adjoining Unconditioned Spaces Description Guide describing how to correctly air seal a wall with missing top plates or open wall cavities.