Roof Downspout Detail

Parts of a roof truss.

Roof downspout detail.

Flat roofs tend to use slope to direct the water to a drain or scupper. Found underneath the downspout and used to transport the rainwater from the gutter in a direction away from the house. The roof area to be drained is a key factor in designing gutters and downspouts. The maximum accumulation of rainfall occurs when it falls perpendicular to the roof plane.

Gutters downspouts the greatest value in gutters and roof drainage with a unique design that improves performance while complementing your roof s aesthetic qualities metal era s line of water drainage products is the only system that s factory mutual approved. This is a typical detail of a gutter hung by straps. See more ideas about roof detail architecture details gutter. The channel that transports rainwater from the gutter.

Not all sizes of downspouts will fit on a given size of roof gutter. A flat roof will utilize a drain s and or a scupper s an overflow device and some type of downspout often called a leader in this situation. Permaspan roof to roof detail drawing dxf 249 76 kb permaspan roof to roof detail drawing pdf 25 25 kb permaspan roof to wall expansion joint. Typically a 5 inch top width k style gutter can receive a 2 x 3 downspout.

A 3 x 4 downspout can also fit. This piping can be attached to downspouts storm drain inlet street curb and other disposal areas. Downspouts used for air conditioning refrigerant condensate lines or wiring don t mistake as part of the roof drainage system an aluminum downspout that has been used as a cosmetic cover for hvac refrigerant lines as we illustrate in our photo at below left. The area of roof contributing runoff to each gutter and downspout should be determined.

The straps should extend a minimum of 6 onto the roof. 36 types of roofs. Diy roof repair options. Downspout detail drawing dxf 249 59 kb downspout detail drawing pdf 29 55 kb thru wall scupper detail drawing dwg 1 06 mb.

Straps are riveted or bolted to the outer edge at the gutter bead and attached to the roof with two brass screws. Jan 19 2017 explore 柏均 林 s board gutter detail on pinterest. The capacities of downspout outlets are based on using the manufacturers preformed insert outlets.