How to Build a Small House Kit: Roofing

A square in roofing refers to 100 square feet of roofing material. It's used as a standard measurement for estimating and purchasing materials.

Roof pitch indicates the steepness or slope of a roof. It's expressed as a ratio, such as 4:12, which means the roof rises 4 inches vertically for every 12 inches horizontally.

Flashing is a thin material, often metal, installed to prevent water penetration around joints, such as where the roof meets a plumbing vent stack or chimney.

Fascia is a board that runs along the lower edge of the roof that often supports the first row of roof tiles or shingles and provides a finished appearance.

A roof pitch of 4:12 (18.4 degrees) or less is generally considered safe for DIY roofing, as it's easier to work on and less steep.

A bundle of asphalt shingles typically weighs between 60 to 80 pounds, depending on the brand and type of shingles.

Yes, permits are usually required for roofing projects. Regulations vary by location, so it's important to check with your local building department.

Roofing materials are typically started at the bottom edge of the roof and work upward, overlapping each row to ensure proper water shedding.

Metal roofs, specifically standing seam metal roofs, are highly recommended for protection against high winds due to their durability and secure installation.

Class A fire-rated materials such as metal roofing, clay tiles, and asphalt shingles treated with fire retardants are best for fire resistance.

Metal roofing, especially standing seam metal roofs, is the most wind-resistant roofing material. It withstands strong winds associated with tornadoes and hurricanes due to its interlocking panels and sturdy installation.