When it directs water away from the fascia and into the gutter it also protects water dripping to the ground under that board.
Gutters over drip edge.
Posted by everything gutter on sep 15 2015 in downspouts gutter cleaning gutter guards gutter repair gutter sagging ice dams leaky joints leaky seams new gutters seamless gutters seamless rain gutters comments off on does the gutter go under over or behind a drip edge.
If there s a drip edge installed where the fascia meets your shingles and the gutter is hung below the drip edge get some roll flashing and tuck it up under the drip edge and over the top of the gutter.
Fold the drip edge to fit over the ridge.
A drip edge will also save your ground area that is directly under the roofline.
With without rain gutters.
A basement is often present under that ground.
The lower edge of a roof should extend beyond the fascia board by about 3 4 inch so that runoff drains into the gutters.
Hold the drip edge up to the ridge and make a mark along where the drip edge exceeds the roof.
Home centers sell rolls of 6 in.
If this slight overhang is too short water will drip behind the gutters leading to rotted roof sheathing and fascia stained siding and even soil erosion and a flooded basement.
Does the gutter go under over or behind a drip edge.
Installing drip edge on your roof.
Without a drip edge flashing water can just penetrate the ground and then into your basement.
Tools supplies tin sn.
The correct placement of the drip edge is the top of the roof.
Mark the plumb line or centerline as in the image below.
This is important to protect damage to your fascia soffits rafters.
Once the apron s in place fasten it with sheet metal screws.
If the gutter is lower than the bottom edge of the drip edge install flashing behind the drip edge and over the back edge of the gutter to remove the gap.
If the overlap is too short fix it by placing drip edge under the first row of roof shingles and be sure that the exterior edge is reaching over the gutter.