Place a fine tooth blade backward on a circular saw.
Cutting siding for gables.
Check for level to be sure your layout marks are correct.
For every 12 in.
Cut and position the second from the bottom siding board so it aligns with the layout marks you made with the story pole.
This means that the angle between the roof line and an imaginary horizontal.
On this small gable i measured 3 ft.
I can pick any distance to measure in from the edge.
Now measure the height the siding needs to be until the angle starts.
Cut and check for a.
Put on your safety goggles and gloves.
When you are sawing the siding for the gables the edges of the siding must be cut according to the slant of the roof.
How to figure gable angles with hardy board.
The backward motion gives you a cleaner cut through your siding.
Since the roof was cut at a 4 12 pitch the gable climbed 4 in.
Place a piece of hardi siding on the wall at the right height above the piece below and slide it towards the gable until it touches the gable.
After i ve calculated the pitch of the roof i lay out as many courses of siding as i can on my worktable using cutoffs and scrap for the top pieces.
Although used in many locations one of the most popular areas of use for these shingles was in the gable.
In certain installations nails are driven through the bottom of the siding leaving the heads exposed.
Measure the distance from the bottom of the piece to the gable.
Measure the bottom piece of siding to the proper length which is the length of the wall to the roof line minus 2.
Across for the run.
When you get ready to cut you piece measure up first and mark the hardi at the height it needs to be until the angle and then take off the top what ever distance the bottom was away from the gable.