If the downspout is clogged clear it out by packing the downspout opening around the hose with a rag sealing the hose tight.
Best way to unclog gutters.
Walk down the ladder one rung at a time gently knocking on the side of the downspout as you go.
Have a helper turn on the water and check for downspout flow.
To do this start at the drain end by the lower side of the gutter.
Step 2 take apart your gutter downspout if spraying the clog with your hose proves unsuccessful use a screwdriver to take apart your downspout at the bends.
Periodically rinsing your downspout in this manner is a good way to prevent the formation of clogs.
This method works the best when the leaves are damp but not soaked the whole way through.
Use the garden trowel to remove or break up piles of leaves and toss them into a bucket below you.
Tap the side of the downspout.
Tips on how to unclog a gutter downspout follow these suggestions to unclog your downspout starting with the easiest options first.
In order to unclog your gutter you will need a garden hose and gloves.
Start by cleaning the bottom downspout opening.
Working your way down from the gutter tap the outside of the downspout with a screwdriver and listen for a dull thud as opposed to hollow ring.
Disconnect the gutter downspout from where it connects to the drain pipe.
If your gutters do not slope properly detach the hangers to adjust the gutters to the proper slope.
As long as a small amount of leaf material makes its way into the gutters it creates the perfect growing environment for lichen and moss.
Gutters should slope 1 4 inch for every 10 feet toward the downspout.
Left unchecked it will continue to grow.
To unclog a gutter downspout try your easiest options first.
This will indicate the location of the clog.
Expose the bottom downspout opening divert the flow away from any landscape drain and then use a garden trowel to reach up into the opening and remove any clogged leaves and debris that could have accumulated there.
Check to see if water and debris come out the other end of the pipe.
In addition it will help to keep the weight off the structure of the gutter.
Take a hose and place it into the downspout from the top opening where the gutters feed into it.
Even if the gutter guards work as intended there is still the issue of moss and algae growth.
Inspect each gutter section and the downspout for damage.
Remove the guard at the other end of the drain pipe if there is one.
As it does it can block downspouts or break free and clogged them.
A garden trowel is your best friend when working to unclog a gutter by hand.
If you still haven t identified the location of the clog and you have downspouts that descend below ground level then the clog likely is in an underground pipe.