Standard Roof Gutter Dimensions

Gutter sizing step 3 calculate water flow during rainfall extremes gutter sizing step 4 calculate water handling capacity for gutter downspout options.

Standard roof gutter dimensions.

Increasing the pitch increases a gutter s handling capacity but the gutter may look askew over a long run. Calculate roof area to be drained by your gutter system and note roof pitches. One foot of 5 k style gutters holds 1 2 gallons of water. Gutter sizing step 1 determine roof area to be drained.

Downspouts also come in different sizes such as 2 3 inches and 3 4 inches in size. The above recommendations assume that you have properly sized downspouts every 40 feet. Dimensions for standard k style gutter sizes. It also comes in sizes 2 3 and 3 4.

This type of down spout is considered the standard downspout style in households and is used with a 5 k style guttering system. Get 7 or 8 inch gutters. In sizing rain gutters the following consideration are important. You can measure pitch with a 2 foot level and a tape measure.

Choose from a wide range of colours and a huge range of guttering profiles to compliment any architectural style from modern homes to heritage buildings. The second most common style of downspouts in urban homes is the rectangular downspout coming under a range of sizes such as 2 3 3 4 and 4. Gutters and accessories complete your roof with quality gutters from stratco. Therefore this roof should be equipped with 6 inch k style gutters.

Residential sizing samples are available to check the optimal fit but in most cases the 5 half round gutter requires standard gutterbrush for 5 gutters 4 25 dia while the 6 half round gutter requires oversized gutterbrush for 6 gutters 5 25 dia. Roof pitch is very important for right roof gutter sizing. The steeper a roof s pitch the more windblown rain it can collect. Design of roof drainage systems roof drainage the roof is one of the most essential parts of a building as it protects occupants contents and interior of the structure from the elements.

Hold one end of the level against the roof level it and then measure the distance between the roof and the underside of the level at its midpoint which. Currently there is no standard in the roof drainage industry but these concepts are based on handed down experience. They can be 4 5 or 6 inches. What if the runoff is off the chart for standard gutters.

You have three options. One foot of 6 k style gutters holds 2 0 gallons of water. The standard is about inch per 10 feet.