Do not caulk extend shingles at least 1 in.
How do you flash hardie siding.
This video will outline the basics of installing james hardie s fiber cement products.
During my time working for james hardie i very rarely got calls from homeowners that wanted to submit a warranty claim for their hardie siding.
Fiber cement problems are rare but do happen from time to time.
It is always recommended to install step flashing behind stucco dryvit wood panel lap siding vinyl siding cedar shingle siding etc.
If the shingle already has flashing on it the kickout flashing has to slip beneath it and you ll have to loosen or remove siding to do this.
Hardieplank siding with colorplus technology.
James hardie recommends 6 inch wide flashing that overlaps the course below by 1 inch.
Joint flashing butt joint horizontal lap treatment june 2014 james hardie does not recommend caulking butt joints or the horizontal overlaps joint flashing 6 in.
In certain instances flashing may need to be installed on the exterior of siding.
Problems with hardie siding.
If the sidewall is stucco or solid wood like ours and you can t open it to get flashing behind it continue the step flashing to the peak of the roof then cover the step flashing with cap flashing.
Fiber cement is a siding material that was first introduced in the 1980 s as a replacement for asbestos cement wood aluminum and vinyl siding products.
Learn how to install hardiepanel vertical siding products.
The thing i should have indicated is they are only about 1 4 tall and you have to drive a little shim under both pieces of the siding to the left and the right of the joint so that the dog ears don t drag too much on the siding and flatten out.
However in most instances step flashing should be installed behind siding.
How do i flash the siding butt joints.
Flashing behind butt joints is an effective low maintenance way to comply with building code and help protect against water intrusion.
Do not caulk clearance and flashing requirements hardiepanel vertical siding hs1237 p2 3 09 19 figure 10 sheltered areas figure 11 mortar masonry min.
The dog ears show about as good as i can do in the pictures.
Out from the fascia when gutters are present as required by irc code min 4 in.