We’ll explore the most common roof pitches found on residential buildings ... rising 12 inches per 12 inches of run. This type of roof is prone to roof leaks. Falling debris tends to collect ...

Metal and shingle roofs are common options for residential buildings. Metal roofs are typically made of large sheets of steel, aluminum, tin, or copper. This type of roof has a high upfront cost and ...

Three-tab asphalt shingles are the most popular residential shingle type, but they aren ... $7.50 and $13 per square foot. Metal is used in many roofing products because it’s easy to maintain ...

Hot-rolled steel purlins predate modern metal building systems by decades ... hot-rolled channel and I-beam purlins spanning the distance between roof trusses, a then-dominant type of primary roof ...

Roof and floor hatches allow access through a building’s roof or floor. There are many different types of products. Most are made of metal and provide access over fixed ladders, ship stairs, or ...