Some slight overhang is recommended in conjunction with a drip edge flashing to prevent water from getting under the roofing and onto underlying wood.
Roof overhang no gutters.
Frequent rains will cause trenches to form where the water forms.
Here is what you need to know.
Since there is.
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Many installers deliberately bend down the overhang into the gutter to assure no wind blown rain goes between the overhang and the gutter effectively preventing water incursion behind the gutter.
There is also no gutter in the detail so you will be effectively routing rain down your wall.
Metal is usually installed on rafters or strip sheathing rather than the solid decking used under other materials.
Instead it s rolling down your roof and onto the sides of your home.
Mine for instance with a hip roof a fair overhang and good yard drainage.
A ground gutter can help protect the house foundation and siding from rainwater without being too conspicuous.
If your neighbour has recently installed overhanging gutters then the position is probably quite different as all of the above require them to be in place for some time or a specific granted right.
If you notice that you don t have rain gutters and you haven t notice any water problems in your home you may be wondering if you really need rain gutters.
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I can understand not wanting one with a flat roof but the sloped roof without overhang i never understood.
If you have gutters in your airspace that have no right to be there then it may be that you can insist on their removal.
First of all not all homes need a gutter system.
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This just consists of digging a v shaped trench at the drip line i e the place where water falling from the roof overhang makes contact with the soil.
Hopefully the photo will illustrate the problem.
But seriously some houses do not need gutters.
Greater overhang becomes a point of leverage for gusts of wind to rip off your roofing.
Rotted or moldy siding this is a clear sign that gutters are in your future.
Your ranch could do well without gutters because ranch houses generally.
Best way to install gutters on roof with no vertical facia or eaves.
If your roof doesn t have much of an overhang and no gutters moldy or rotting siding is a key sign that water isn t getting far enough away from your house.
Little or no overhang roofs which fit close to the home allow water to pour from the roof to within a foot of the foundation creating numerous problems.
I have a roof that only has a sort of moulding that transitions from roofing to the walls.
Martin and jon are right that a roof overhang is the best way to protect the siding.