This strip will kick out the bottom of the first lap as if it were sitting on top of another lap.
How much should you over lap metal siding.
In other words if the height of the roof drops by 2 inches for every 12 inches in length you will need to use sealant to strengthen the overlap barrier.
You never know what could be hiding under the old siding.
I would suggest getting several estimates if you haven t done so already.
Hardieplank lap siding may be used with fasteners approved by icc es esr 2290 spaced in accordance.
Depending on the length of the wall you may need to cut and use partial panels.
Hardie plank siding has a nail line across the top of the board that is 1 down from the top and nails are supposed to fall between and 1 from the top of the board to give the best hold.
Measure the length of the wall to see how many panels you ll need to use.
Metal sealing and fastening apply side lap sealant if the pitch of your roof is 2 12 or less.
This technical bulletin addresses approved fastening techniques when using hardieplank lap siding.
According to the best practices manual from james hardie existing siding can be used as a substrate as long as it is in good condition meaning that it is not warped.
For walls longer than 12 feet you ll need to butt additional lengths of siding together.
Frank regardless of where you live you should never go over any siding especially when the existing siding is in poor condition.
If you re installing a metal roof on a home without gutters you can overhang the panels by twice that amount.
It s best to stagger the joints in each successive course to avoid noticeable patterns.
Framing or one bay for 24 inch o c.
They are cutting corners on your job to keep costs down.
Butt joints in adjacent courses should be spaced apart by at least two stud bays for 16 inch o c.
If that company you mentioned gave you a lower estimate it s for the reason you stated.
Using existing siding for replacing siding the best place to start is to closely examine the existing siding to get a good understanding of what condition it is actually in.
