One of best films i ever saw was of a hawaii roof with overhangs lifted in one piece total off the building.
Roof overhang or not.
The roof overhang is too wide the roof overhang does not extend far enough.
Knowledgeable roofers will install shingles at just the right overhang for your roof type.
One function of a roof overhang is directing water away from the foundation.
There are two common problems encountered with roof overhangs.
A rake overhang is created by extending the roof beyond the gables of your shed.
A rake is an overhang located on the gable end of your roof.
The edge of the shingles should hang over the edge of the roof between an inch and an inch and a half or between a half inch and three quarters of an inch if drip edge flashing is installed and in most cases it should be.
The more water you keep from the structural components of the roof or fascia the longer these parts will last.
Having overhang prevents the water from making contact with the structural areas of the roof.
The overhang of roof shingles is the amount of the shingle that extends past the lower edge of the roof creating a lip.
Gable roofs even with no overhang are at a disadvantage in high winds.
For instance i think that in heavy snow country large overhangs can lead to ice dams forming on the overhangs snow melting.
If the roof is hidden if its presence cannot be felt around the building or if it cannot be used then people will lack a fundamental sense of shelter we had really debated about doing a house without overhangs which when scouring design sites we had seen a lot.
They provide a shady cooling spot near your windows during summer.
An eave overhang is located on the longer sides of the shed.
There are two types of roof overhangs two consider.
See below i need to acknowledge there are some good reasons in some places to not have a large overhang.
An eave is created by extending the slope of your roof beyond the walls of your shed.
The most primitive buildings are nothing but a roof.
However its presence truly is rewarding especially when the solar heat hits.
A high quality gutter system is necessary for this as well but roof overhangs greatly increase a roof s productivity in this area.
A roof overhang also protects the upper portion of your exterior walls that it is attached to from rainfall.
You may want one or the other or both.