Guides
What Size Gutter Drain Pipe Do I Need for My Roof?
What size gutter drain pipe you need depends on roof area and peak US rainfall. A 2 by 3 inch downspout carries about 600 square feet of roof.
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Guides
What size gutter drain pipe you need depends on roof area and peak US rainfall. A 2 by 3 inch downspout carries about 600 square feet of roof.