Walls & Openings -

Windows/Skylights

Guide describing how to insulate headers over doors and windows to reduce heat loss and heat gain through solid wood framing.

Guide describing how to minimize framing around doors and windows to reduce heat losses and gains through structural framing.

Guide describing air barrier installation, insulation installation, and air-sealing for double walls (half or full walls included in a home design as an architectural feature that provides a more dimensional appearance).