How Wide Should Rain Gutters Be

Lengths of drip vary but typically it s sold in ten foot lengths 120.

How wide should rain gutters be.

While the thinnest. Whether you use 5 or 6 gutters is more a function of how much roof area is feeding into the gutter. Then use the chart below to see what size gutter you need. There has been a lot debate over whether most homes really need large rain gutters the over sized 6 inch 7 or 8 inch variety or if the standard 5 inch gutter will do.

They come in 5 inch to 6 inch widths. Most times these style gutters are installed with rectangular downspouts. As with gutters a downspout s capacity must match or exceed the expected runoff. Multiply the drainage area by the roof pitch factor and rainfall intensity to find out the adjusted square footage.

If a roof s various drainage areas call for different size gutters go for the biggest one k style. Better protection from water damage. 5 inch 5 520 square feet. Increasing the pitch increases a gutter s handling capacity but the gutter may look askew over a long run.

The above recommendations assume that you have properly sized downspouts every 40 feet. Aluminum gutters come in three standard thicknesses. A k style gutter in the same inch width can handle twice as much water as a half round gutter. If your home needs to handle intense storms you can either install wider gutters or install more or wider downspouts to drain water away more quickly.

5 gutter would have been inadequate during a heavy rain squall. 6 inch 7 960 square feet. You need wide gutters of 5 or 6 inches in order for a large amount of water to fall into the gutter at high speed and not past. 025 inch 027 inch and 032 inch.

K style gutters are the most common option and they provide optimum drainage for the majority of homes in most of the u s. The standard is about inch per 10 feet. Is bigger really always better. I recently finished a home with a large steep roof 2 3rds of which on each side of the house fed into a narrow section between two gable dormers.

Gutters should slope an inch or two for every 40 feet. Gutters can range anywhere from 4 inches to 8 inches wide but 5 and 6 inch gutters are the most common. That said gutters need to be completely level from front to back or water could spill over either edge.