The classic french drain is simple just a trench filled with gravel with sand on top.
Gravel in gutters.
If the roof is reported to be new the granules shown in our photo are normal and not a worry.
Granules naturally separate from shingles over its life.
This could be caused by heavy rains or hail that beat on the roof and loosen the granules.
A french drain is a system for eliminating excess water from the soil.
These are good for directing away large debris but they will not catch sand dirt and shingle sediment.
Granule loss on a new asphalt roof loose mineral granules wash down the roof and will appear in gutters and at the ends of downspouts.
You may see an influx of granules in your downspouts after a storm.
The loss of granules will stop and it s no reason to worry.
Are you getting roof granules or a sludge in the gutter.
Shingle sediment is made up primarily of sand like granules or grit that separate from asphalt shingles and other small matter that sticks to the roof surface and washes into gutters.
It is common to see granules washed into the gutters and downspouts of your home after a new roof has been installed.
Reverse curve gutter guards are made of a curved piece of thin metal that directs water into the gutters and everything else onto the ground.
It seems to be most prevalent early and later in the shingles life.
Watch this short video to learn exactly why.
Bottle brush gutter guards stand up inside the gutters and collect debris.