No Overhang Flat Roof

Martin and jon are right that a roof overhang is the best way to protect the siding.

No overhang flat roof.

No air leaks from underneath no problems. Smart vent a special roof eaves vent product that provides a 3 4 opening about 6 above the top of the roof drip edge. Because there is so little danger of water damage there is no required overhang and overhang lengths are minimal and sometimes nonexistent. No roof leaks no problems.

Types of roof overhangs. Venting solutions for roofs with no overhang or soffit install special roof intake venting products that work at the lower edge of the roof decking underneath the first course of shingles. We love the look of the no overhang scottish style roof line as well. You may want one or the other or both.

Overhangs add character and help your shed avoid that boxy flat look. Additionally forming this needs to pay attention to the edge of your roof. A rake is an overhang located on the gable end of your roof. If the roof overhang is not big enough then the only way to protect these windows doors and entryways is by recessing them into the thick exterior wall or by installing special casing and flashing for each door or entryway.

Ways to frame the roof overhang. A rake overhang is created by extending the roof beyond the gables of your shed. Roof edge detail overhang extended to hide the thickness of the over roofing rigid insulation. There is also no gutter in the detail so you will be effectively routing rain down your wall.

In general roof overhangs offer an effective solution for how to protect windows doors and entryways. We will protect shade the west windows with cedar awnings grates. However in many situations the insulation may need to be primarily or entirely below the flat roof membrane and between the roof joists if so what are the best options. With the west east overhangs the main use is siding window protection and keeping rain snow from foundation.

As a rule there are two popular methods in framing it pant or flat roof overhang and gable roof overhang. Framing the roof overhang is basically in line with the style and shape of your flooring. Unvented flat roofs a technical discussion flat roofs have often been built with the insulation all on top of the vapor closed drainage plane as this avoids dew point condensation issues inboard of the roofing. Installed a new fully adhered membrane to the top of the old board sheathing prior to adding all that rigid insulation.

Moderate climates in moderate climates there is some damage of wood decay and a roof overhang is recommended. There is no good way to make that last.