how to install gutters on a house
Here are a few planning tips: 1  Locate downspouts in unobstructed areas where water can be directed away from the house. 2  Place downspouts in inconspicuous locations if possible. 3  Install oversized 3 x 4-in.  Slope long gutter runs (40 ft. or more) down both directions from the middle and put a downspout on each end.