12 to 16 foot eaves 18 inch overhangs.
Minimum roof overhang length.
16 foot and taller 24 inch overhangs.
Two feet is the general maximum length for a typical roof overhang.
This will protect a roof from most types of damage.
This will keep rain away from your shed.
If you only have 1 2 inches 2 5 5 1 cm of overhang you likely need to go with this option.
At the rakes however with a nod to yankee frugality and clean modern lines we kept the roof trim as close to flush as practical while still allowing for a rain screen channel.
You can add 3 to 5 inches to the top.
A shed overhang is an easy and effective way to protect your shed.
The exceptions include enclosed overhangs on open sidewalls i do not like the look and they become a nesting place for small flying critters and birds.
Too much overhang and the shingles could blow off in high winds.
Roof overhangs can extend farther than 2 feet but beyond this length they begin to lose structural integrity and require external supports.
Too little can allow water to seep into rake or fascia boards.
The minimum slope for lapped non soldered seam metal roofs without applied lap sealant shall be three units vertical in 12 units horizontal 25 percent slope.
This can make extensive roof overhangs more trouble than they are worth in all but the harshest climates.
According to the 2012 international building code 1507 4 2 deck slope minimum slopes for roof panels need to comply with the following.
Some slight overhang is recommended in conjunction with a drip edge flashing to prevent water from getting under the roofing and onto underlying wood.
The edge of the shingles should hang over a 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.
Another exception would be along eave sides with doors for weather protection longer overhangs generally work best.
4 choose to extend the preexisting rafters to add 2 9 inches 5 1 22 9 cm.
