2 Gutters Into One Downspout

Y downspout funnels takes 2 downspouts into one.

2 gutters into one downspout.

14 colors click on picture for details. This fit exactly right into an existing gutter on the house. Gutter slope will affect drainage. A gutter should not slope by more than one inch in 17 feet.

Adding a 2 by 3 rectangular downspout for instance boosts your gutter s capacity by 600 square feet of drainage area. We cut another opening in the gutter then brought that into this y piece. Use the chart below to figure out how many extra downspouts you need. Our y downspout funnels takes 2 downspouts into one and is available in 14 different colors.

According to lynch aluminum you should run at least one downspout per 40 feet of gutter length. As with gutters a downspout s capacity must match or exceed the expected runoff. Constant ice dams and roof valley coming into one downspout. Available for 2x3 or 3x4 size downspout.

It will take two downspouts to drain a 34 foot gutter. On one end of the house i used to have drain hoses coming from both corner downspouts joining up in the middle and then running out via one hose into a large ditch. 2 by 3 inches 600 square feet. A 2 inch by 3 inch downspout diameter can handle the water load on a 600 square foot.