Water should run out the downspout and away from the house without filling the gutter.
Gutters leaking into basement.
If the gutters are working and you ve plugged obvious holes but water still dribbles into your basement or crawl space from high on foundation walls then surface water isn t draining away from the house as it should.
Leaks or moisture in the basement.
Apply a layer of waterproofing on the inside of your basement walls.
If your basement leaks after it rains and you don t have gutters consider adding them.
When they fail to do so you can wind up with water in the basement damage to the foundation and mold and.
If the gutters look clear run a hose and fill the gutters with water.
Improper slope or grading of property.
If this is done incorrectly or if erosion has changed the grading of your land water can flow towards your home and into your basement or crawlspace.
Make sure the shingles have been installed with enough overhang to spill the water down into the gutters.
Flooding in the basement is an issue that if unattended could lead to serious consequences.
Overflowing gutters water overflowing from the gutters can get into the basement and erode soil which can cause foundation cracks.
Home sites are supposed to be graded so that the slope of the ground directs water away from the foundation of your home.
If the gutters are clogged it s possible that the water is overflowing the gutters and this is contributing to the leak.
Spray one wall at a time.
You can always install a piece of metal or flashing called a drip edge that goes under the shingle and curls over and into the gutter to make sure the water goes directly into the gutter.
Hold the spray at least 10 inches away from the basement walls and spray from side to side until the wall is covered.
Your house should sit on a crown of soil that slopes at least 6 inches over the first 10 feet in all directions.
The water can leak into the basement through cracks and gaps around old basement windows.
Whether you re installing new gutters or already have them be sure the downspouts have 4 to 6 ft.
Spray the waterproofing in an even application.
The purpose of all rain gutters is to move water away from the base of your house.