The reason rectangular shapes are so commonly used for gutters and downspouts is that they carry more volume for the sizes typically used.
Round to rectangular gutter.
Half round gutter systems should be sized an inch larger than the size of the rectangular downspout collecting storm water from the same roof area.
The larger a gutter downspout the more water it can drain quickly.
They are more difficult to mount on the house compared to the rectangular downspouts.
Learn the differences between and the benefits of the two gutter types.
Information courtesy of the sheet metal and air conditioning contractors national association smacna a standards setting organization based in chantilly va.
Determine which elbow is necessary for your project then.
However too large a gutter downspout can look unattractive.
Guttersupply offers gutter downspout elbows to direct drainage from your gutter systems away from your home.
Gutter downspout sizes are 3 to 6 inches.
Browse our gutter accessories order today.
Two gutter types are generally used in and around your area.
The round downspouts are now available corrugated or smooth in steel and copper.
Our selection of elbows includes rectangular plain round round corrugated and smooth round in a variety of sizes and materials.
You should have enough gutter downspouts to effectively handle the size of your entire gutter system.
Round 3 inches 706 square feet 4 inches 1 255 square feet.
Round gutters are named after their shape.
Round downspouts leaders are most commonly used with half round gutters but the drop outlets that are cut into an aluminum k gutter are made in square oval and round.