Fiber cement lap siding having a maximum width of 12 inches 305 mm shall comply with the requirements of astm c1186 type a minimum grade ii or iso 8336 category a minimum class 2.
Minimum distance between metal siding and grade.
Cedar vinyl metal wood artificial man made pressed wood like masonite makes no difference.
Concrete and masonry foundation walls shall extend above the finished grade adjacent to the foundation at all points a minimum of 4 inches 102 mm where masonry veneer is used and a minimum of 6 inches 152 mm elsewhere.
The minimum distance above adjacent grade to which the foundation must be extended provides termite protection and minimizes the chance of decay resulting from moisturemigrating to the wood framing.
This requirement is not just to prevent damage to the siding it serves a couple of other functions as well.
0 055 the pros of thicker siding 1.
2506 5 application of metal plaster bases.
R404 1 6 height above finished grade.
The grade should be at least eight inches between the ground and the first siding row no matter what type of exterior siding we are talking about.
Or cellars supported by piers or metal pedestals projecting 1 inch 25 4 mm above the floor or finished grade and 6 inches 152 mm above exposed earth and are separated.
Articles more building codes standards for clearance distance between siding ground.
Lap siding shall be lapped a minimum of 1 1 4 inches 32 mm and lap siding not having tongue and groove end joints shall have the ends protected with.
Thicker material allows for deeper cut aesthetic designs.
The clearance between foam plastics installed above grade and exposed earth shall be.
Siding materials need proper clearances between finish grade and the siding regardless the type of siding.
Top of the line siding.
If the sheathing siding is not pressure treated then it should be a minimum of 6 above the ground.
Maintaining proper clearances reduces access to wood structures behind the siding by wood destroying insects or damage from water that might.
Distance requirement between sill and grade if the wood framing is not pressure treated then it should be a minimum of 8 above the ground.
In this article we re going to explain the minimum distance between siding and grade for each type of material.