Standard Roof Gutter Dimensions

Increase the pitch of the gutter.

Standard roof gutter dimensions.

It also comes in sizes 2 3 and 3 4. Gutter sizing step 1 determine roof area to be drained. Gutter sizing step 3 calculate water flow during rainfall extremes gutter sizing step 4 calculate water handling capacity for gutter downspout options. Currently there is no standard in the roof drainage industry but these concepts are based on handed down experience.

The steeper a roof s pitch the more windblown rain it can collect. The standard is about inch per 10 feet. In sizing rain gutters the following consideration are important. When you are completing a gutter replacement the first point to note is that gutters come in different sizes.

Dimensions for standard k style gutter sizes. Once an architect has determined the kind of roof he intends to use he must give equal attention to the design of the roof drainage system. This type of down spout is considered the standard downspout style in households and is used with a 5 k style guttering system. One foot of 6 k style gutters holds 2 0 gallons of water.

Get 7 or 8 inch gutters. You can measure pitch with a 2 foot level and a tape measure. Downspouts also come in different sizes such as 2 3 inches and 3 4 inches in size. Roof pitch is very important for right roof gutter sizing.

You have three options. 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. The above recommendations assume that you have properly sized downspouts every 40 feet. Calculate roof area to be drained by your gutter system and note roof pitches.

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. 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. Gutters and accessories complete your roof with quality gutters from stratco. What if the runoff is off the chart for standard gutters.

Therefore this roof should be equipped with 6 inch k style gutters. One foot of 5 k style gutters holds 1 2 gallons of water. They can be 4 5 or 6 inches.