Its purpose is to cover the ends of the roof rafters and because that s where water drains off the roof the gutters are often attached to it.
Roof without fascia boards.
In most cases if the shingles go past the drip edge about 3 4 of an inch the shingle edge will break the surface tension unless your roof has a shallow pitch then the water will reach the drip edge and if drip edge is tight to the facia board it will run down the fascia so as added insurance leave space between the fascia and drip edge.
A home without fascia needs to have gutters attached by roof straps.
You see this all the time where two boards have been joined on the end of a 1 inch rafter or truss.
A fascia board is technically part of the roof system of your house but from the ground it looks like part of the wall.
If perfectly centered each of the two adjoining board ends gets at most a inch bearing on the end of the roof truss or rafter.
These are attached to the hidden hangers found inside your gutters and then secured directly to your roof.
If at all possible never nail a fascia board near the edge of the end grain.
Replacing fascia board when the drip edge is nailed to it.
Make vertical cuts into the fascia board between your roof rafters.
These are currently the most popular alternatives for installing gutters in properties.
They re fitted to the gutter hanger and then they are attached directly to the roof.
Sometimes the roof needs repair in addition to the gutters but you aren t able to complete both projects at the same time.
The roof straps are fitted to the hanger in the gutter and attached directly to the roof.
This step is not required but it makes it easier to remove the board in pieces.
These straps act as a sling for your gutter.
Alternatives for installing gutters on roofs with no fascia board roof straps.
The fascia board has to be resistant to moisture and rot or it won t last long.
If the roof is ancient then it would be wise not to lift up the shingles in a bid to reach the strap under because it could rupture or break the shingle.
This is a known issue that is directly caused by capping over the fascia instead of doing a proper job and replacing it.
You may have to be high up on a ladder for this job but otherwise disassembling fascia boards and their drip edges basically involves.
Cut out each 3 ft 0 91 m section one at a time until you ve removed the full board.
4 reduced roof tile overhang by capping over the boards the guttering will be set slightly further away from the roof tiles this may cause rain water to run behind the gutter rather than into it.
Things you ll need tape measure duct tape moisture resistant boards circular saw safety glasses saw horses miter saw ladder 2 in 5 1 cm carpentry nails hammer body filler putty putty knife metal drip edge.