In almost every instance gutter installers take the path of least resistance and shove the gutter right underneath the roof shingles instead.
Gutter to roof line.
Amerimax 5 5 in x 10 in brown k style gutter end with drop.
For every 10 feet of gutter from this measurement and mark this distance at the low end of the gutter run.
This means the downspout end of the gutter should be set 3 4 of an inch lower than the other end.
Gutters should be hung where a straight edge laying on your roof shingles can easily extend over the front lip of the gutter this is the proper installment location for the high point of the gutter.
For pricing and availability.
For pricing and availability.
The pitch of gutter heading towards a downspout can also cause overflow if it s too steep.
Measure and record the distance from the bottom of the fascia board to this nail.
This is incorrect because rainwater pulls back up on the underside of the roof and it drips down under the roof.
Water will blow in there and rot the timber facia.
Attach the gutter strip to the fascia or roof edge with nails and gutter straps.
Gutter placement people usually think that gutters should be placed right on the roofline.
As a general rule gutter slope is set at 1 4 inch per 10 feet of guttering.
Measure the depth of the eave overhang from the edge of the roof not the gutter straight back to the outside wall.
If the eave is between 12 and 24 inches deep multiply the roof line measurement by 5 3.
Mount the gutter so that the edge without the downspout is slightly higher than the end with the sleeve.
For example if you have 30 feet of guttering the calculation is 1 4 x 3 0 75 i e.
In turn rainwater will run behind gutters that hang too high deteriorating the fascia boards along the way.
2 your gutters aren t positioned correctly.
If the eave overhang is 12 inches deep multiply the roof line measurement determined in step 1 by 4.
Below the shingles on the high side of the gutter run.
Five inch k style gutters or 6 inch half rounds the most common residential sizes are able to handle the rainfall on most houses in most parts of the country.
Slope the gutter down form there towards the spout.
Measure the length of your roof line.
If the run is long you may need flashing to cover the exposed part of the facia.
The pitch and tilt of your gutters make all of the difference.
If the gutter is tilting away from your house it could be causing an overflow particularly during heavy storms.
When installing gutters set the proper slope by driving a nail 1 2 in.