Longer than the shingle s exposure.
Installation of step flashing behind lap siding.
This has proven problematic over time as caulking the joint results in unsightly surface appearances due to the different textures as well as resulted.
In certain instances flashing may need to be installed on the exterior of siding.
This allows each step flashing piece to overlap the piece below.
Properly integrate flashing with the secondary water resistant barrier.
The roofing felt should be installed before you start tin.
Step flashings are quite often improperly installed on the exterior of siding.
Extra things to remember when installing step flashing.
Lift the bottom shingle and slip in the kickout flashing.
Make sure that you remain cautious when you are on the roof.
Leave a 1 4 inch gap between the step flashing and wood siding or cement board.
Alternatively use j channel nails for vinyl.
However in most instances step flashing should be installed behind siding.
Nail the metal siding onto flashing by following siding manufacturer directions for material installation.
Cut step flashing pieces to be 10 in.
Riley explains its easy to do when it comes to new construction.
It is a good idea to use a harness so that less hazard appears.
Flashing behind butt joints is an effective low maintenance way to comply with building code and help protect against water intrusion.
Cover with cap flashing.
James hardie recommends 6 inch wide flashing that overlaps the course below by 1 inch.
Install siding on the walls down to the flashing.
Riley shows his way the only way how to install step flashing.
Bend the 10 in.
Install step flashing with minimum 4 inch 102 mm upper leg.
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.
Use housewrap flashing tape z flashing or other items as needed to maintain the counterflashing principle.
However some local building codes may require different size flashing.
Nail j channel for vinyl or metal siding onto the 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.
Wide and 2 in.
Riley says most roofers use.
Make sure that you leave a quarter of an inch gap between cement board or wood siding and step flashing.
Length to extend 5 in.
Nail it to the sidewall or glue it if nailing isn t possible.
Do not extend the siding or trim into the kick out flashing or gutter.
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.
