First can i add a second layer of 1 2 in.
House roof without eaves.
The design of many older houses omits eaves which maximizes the amount of sunlight.
Eave overhangs and rake overhangs.
The openings should run along the base and peak of the roof.
They re virtually invisible if you re standing on the ground looking up at the house.
Additionally they re the most aesthetically pleasing of all the vents.
Plywood over the existing layer to strengthen the roof before shingling.
Roof without attic often called cathedral ceiling a roof without an attic should have a 1 150 ventilation ratio.
Gable roofs even with no overhang are at a disadvantage in high winds.
For proper ventilation it isn t enough for air to simply get into your attic.
In fact providing exit venting at a roof ridge or at gable end vents on a building with no intake venting at the building eaves will increase the building heating costs and can also add to attic or under roof condensation moisture and mold problems.
Fortunately repairing rotten or weathered eaves is a relatively simple project that you can do yourself without ever having to climb onto your roof.
Rick arnold and mike guertin of midcor construction give advice on venting a roof without eaves.
By doing this method you will have a clean finish that is connected to the wall line.
You can raise the patio roof up to 500 millimeters by removing the eaves fascia and gutter.
After that cut the rafters back to the wall line.
An a frame building is a roof without eaves.
A typical gable roof has two kinds of roof overhangs.
So as aedi says treat the walls like a steep extension of the roof and it could work.
Apply a resilient weatherproof coating to the new pieces then secure them using stainless steel nails.
Problems when roof has no overhang.
The back channel is connected to the rafter directly and reinforced.
Sometimes a home without eaves or soffits will use ridge vents.
Most sources i ve read attribute the use of hip roofs with no overhang primarily for withstanding wind especially effective with hip roof usage 100 mph winds etc.
Start by prying away the bottom and sides of the old eaves and cutting new materials to match.
Second what is the best way to add ventilation without changing the profile of the roof with an overhang.
Because it s easier to frame a wide eave overhang than a wide rake overhang problems from stingy overhangs are more common at rakes than eaves.