It is a good idea to use a harness so that less hazard appears.
Installation of step flashing behind lap siding.
Cut step flashing pieces to be 10 in.
Use housewrap flashing tape z flashing or other items as needed to maintain the counterflashing principle.
Cover with cap flashing.
If the kick out and step flashing can t tuck behind the siding screw on cap flashing to cover it then caulk along the top.
Install the step flashing before running the first row of shingles install a piece of step flashing along the sidewall so that it sits tightly against the roof.
In certain instances flashing may need to be installed on the exterior of siding.
Lift the bottom shingle and slip in the kickout flashing.
Alternatively use j channel nails for vinyl.
Length to extend 5 in.
The roofing felt should be installed before you start tin.
This has proven problematic over time as caulking the joint results in unsightly surface appearances due to the different textures as well as resulted.
Properly integrate flashing with the secondary water resistant barrier.
Install siding on the walls down to the flashing.
Step flashings are quite often improperly installed on the exterior of siding.
James hardie recommends 6 inch wide flashing that overlaps the course below by 1 inch.
Slip in the flashing.
Longer than the shingle s exposure.
Riley says most roofers use.
However some local building codes may require different size flashing.
Do not extend the siding or trim into the kick out flashing or gutter.
Extra things to remember when installing step flashing.
Align the step flashing with the leading edge of the starter course and nail it in place using one nail in the upper corner.
Nail the metal siding onto flashing by following siding manufacturer directions for material installation.
This allows each step flashing piece to overlap the piece below.
Bend the 10 in.
Make sure that you leave a quarter of an inch gap between cement board or wood siding and step flashing.
Nail it to the sidewall or glue it if nailing isn t possible.
It is always recommended to install step flashing behind stucco dryvit wood panel lap siding vinyl siding cedar shingle siding etc.
A common problem with cement board siding products and some other types of horizontal lap siding is that older installation guidelines called for caulking the joint instead of flashing the joint.
Flashing behind butt joints is an effective low maintenance way to comply with building code and help protect against water intrusion.
Leave a 1 4 inch gap between the step flashing and wood siding or cement board.
Riley explains its easy to do when it comes to new construction.
Nail j channel for vinyl or metal siding onto the flashing.
Make sure that you remain cautious when you are on the roof.
However in most instances step flashing should be installed behind siding.
