First Aid for an Under-Insulated Roof

Insulating and sealing the roof on a family retreat without disturbing the ceiling inside

A Vent for Every Roof

Ventilation is required by code, but not all building scientists think vents do much

Using Open-Web Trusses as Rafters for Superinsulated Roofs

Although they are usually used as joists, deep parallel-chord trusses with solid-wood diagonal struts can also be used as rafters

Double Stud Wall / Vaulted Ceiling

Video: Ice Dams, Insulation, and Roof Venting

How Ice Dams Form and How to Stop Them

Head and Sill Details for New Skylight

Jamb Detail for New Skylight

Vented Roof & Siding for Cold Climate. Asphalt Roofing; Fiber-Cement Siding Over Rigid Foam (Furring Strips)

Unvented Roof for Mixed Climate. Metal Roofing.

Unvented Roof for Hot Climate (Cathedral Ceiling). Metal Roofing