3 5 centimeters is in the 2 3 inch range.
How far below shingle to hang gutter.
Make sure that there is no more than three feet of space between any of your gutter hangers.
We ve seen other references that suggest extending the shingles a bit more than the manufacturers suggest to compensate for wavy eaves but they do not indicate extending more than 1 inch over the eave.
One thing that comes up a lot is how far below the shingles the gutters get hanged.
The back edge of the gutter should tuck up behind the dripedge if you have it otherwise the edge of the shingles should extend well over the back half of the gutter so the drips cannot get behind it and rot the fascia board.
Measure and record the distance from the bottom of the fascia board to this nail.
The brackets typically hold the gutter about 1 2 1 inch away from the fascia board if u type brackets otherwise if screw through type the gutter might be almost up to the fascia board.
Any more and you run the risk of water running off the tile and overshooting the gutter.
I started hanging mine based on a this old house episode which said to hang the gutters low enough so that snow sliding off the roof won t damage the gutters about 2 inches below the shingles.
Below the shingles on the high side of the gutter run.
If you live in a warm place with sporadic rain you can hang gutter hangers close to the middle of the gutter with a spacing of no more than 36 inches or three feet apart from the center.
Shingle manufacturers say to use a 1 4 to 3 8 inch shingle overhang over the eave where your roof ends.
For every 10 feet of gutter from this measurement and mark this distance at the low end of the gutter run.
The gap can vary some because the gutters must slope towards the downspout.
Sometimes gutter sections will even separate entirely.
Shingle installation can impact gutter performance.
For rainy climates where gutters will handle a larger amount of water for long periods they should have a maximum distance of 18 inches apart between them.
Like the weakest link in a chain your guttering s seams are the spots that tend to accumulate the most damage.
Shingles hang over gutter in regards to what aaron has said it s total common sense that the water has to go somewhere and can potentially back up if not over flow.
In many markets drip edges aren t code and roofers install shingles deep into the gutters.