Once the gutter is up, pour a bucket of water into the far end. Watch it flow. If it pools like a pond of despair, you didn’t check the pitch. Fix it now, because water is patient and will find the crack in your marriage—er, foundation.
Check all the joints. Gutters come in sections that snap together with connectors, which are just fancy clamps. Make sure they click tight. A loose joint is nature’s way of sprinkling water on your welcome mat.
How Do You Install Gutters On A House | Detroit Chinatown