Proper Drainage For A Gutter Down Spout

If using a splash block at end of downspout be sure the splash block and ground upon which it rests slope away from the house.

Proper drainage for a gutter down spout.

Buried or underground roof drainage downspout defects clogging overflowing holes corrosion leaks that cause wet basements or crawl areas proper installation of buried downspout extensions proper installation of french drains seepage pits at flat sites gutter downspout defects cause wet basements crawl areas questions answers about installing maintaining repairing buried roof. For any house it s important to remove the water that runs off the roof as quickly as possible. Since my in ground pipe ran right past the garage i had the garage downspout dump in as well. Multiply the number of feet by 1 16 inch to determine the total slope the gutter requires.

For example if the gutter is 16 feet long the end near the down spout must be 1 inch lower than the starting end. There are many things you can do to improve the effectiveness of your gutters. To do this i cut the black corrugated pipe added a t and aimed the pipe upwards to the downspout. Offset of more than 10 ft 3 0 m can affect drainage capacity.

Without proper drainage erosion would ultimately damage that landscaping. All gutters need to be firmly attached to the center of the downspout aligned under the lip of the roof. The gutter outlet capacity should suit the downspout capacity. Attach elbow to bottom end of downspout and connect a downspout extension to carry rainwater away from the foundation.

10 gutter and downspout runoff tips. For water to drain towards your downspouts your rain gutters need to harness the power of gravity so that excess water flows downhill. Slope long gutter runs 40 feet or more down both directions from the middle and put a downspout on each end. Clean gutters regularly to keep rainwater flowing freely.

Downspouts on gutters that drain large roof areas or if you live in an area with torrential rains. Screws are the best option for connecting gutters because they won t back out over time. Gutters can be made up of sections that are usually 10 12 feet long or they can be installed as one continuous piece up to 37 feet long. For the garage i used a downspout adapter without a leaf guard since there aren t trees close enough for that gutter to get clogged up.

To get started measure the side of the house directly under the gutter to determine its length in feet. Gutters and downspouts are not expensive and they play a vital role in the roof doing its job. Downspouts should be constructed with conductor heads every 40 ft 12 2 m to admit air and prevent vacuum. The size of the downspout should be constant through out its length.

Buy special roof hanger mounting straps for houses without fascia boards or for fascias that aren t vertical.