Standard Gutter Downpipe Size

Complete your spouting project with a range of downpipe accessories.

Standard gutter downpipe size.

100mm 125mm 150mm 190mm and rectangular 136mm. Now architects engineers designers and contractors can easily and accurately size downspouts and gutters according to the specifications in smacna s architectural sheet metal manual 7th edition 2012. Downpipe straps attach the downpipe to the wall downpipe shoes 135 and elbows 90 help water flow to a specific area. It also comes in sizes 2 3 and.

So the designer must then find the most economical number of and size of downpipe to fit the specified gutter. An architect may like the look of a particular gutter and specify that. Standard square downpipe size is 65mm. And downpipe outlets channel water from the gutter to the downpipe.

Pvc rain gutter is more cost effective when compared to metal and is easier to install than metal. The downspout and gutter sizing calculator is located on the tools cad and apps page of the smacna website. Using new zealand building code clause e1 surface water to size gutters and downpipes new zealand building code clause e1 uses plan areas of the roof to find the appropriate down pipe and gutter sizes. Rainline gutters are available in two shapes and five sizes.

Downpipes are available in four sizes. Multiply the drainage area by the roof pitch factor and rainfall intensity to find out the adjusted square footage. Then use the chart below to see what size gutter you need. 6 inch 7 960 square feet.

Secondly choose the profile you want as each will offer a slightly different aesthetic depending on the look you want and the style of the property. This type of down spout is considered the standard downspout style in households and is used with a 5 k style guttering system. 5 inch 5 520 square feet. Multiply the drainage area by the roof pitch factor and rainfall intensity to find out the adjusted square footage.

5 inch 5 520 square feet. Standard round downpipe size is 68mm. Individual roof plan areas contribute to the total roof plan area. Guttering is 112mm half round or 114mm square.

Offsets are available to fit either a 450mm or 600mm eaves overhang. If a roof s various drainage areas call for different size gutters go for the biggest one k style. 75mm 87mm 100mm and 120mm. Round downspouts come in various sizes and colors and mostly used with half round gutters.

Half round gutters r size mm d mm d mm 100 107 17 125 3 7 150 155 17 190 192 22 size mm di mm 75 75 87 87 100 100 120 120 rectangular gutters. If a roof s various drainage areas call for different size gutters go for the biggest one k style. Floplast down pipe 68mm x 2 5m black 6 pack 19350 product rating 4 2 out of 5 stars compare. Work out the roof plan areas when working out gutter sizes clause e1 requires.