For Inspection Do You Have To Have Plywood Sheathing Siding

Plywood has good moisture resistance and dries fast.

For inspection do you have to have plywood sheathing siding.

I have a customer that wants to do board and batton siding for his lakehouse. Question is can the siding be the sheathing as well. Gaps that were initially present may have closed due to normal moisture related expansion. For siding nailed to the studs or sheathing.

If you have back to back walls with an air space in between you need a full height draft stop between the walls at 10 feet on center. They are each right in a way. Siding jobs do leak so when the water resistive barrier leaks water can get into the wall and lead to mold and rot. Plywood is about 15 to 19 percent lighter than osb.

This is also one reason why you may wish to consider bumping your sheathing up past code minimums going with a thicker panel. Then determine that siding is nailed to the studs. All of my houses have been lap siding or brick and i have always used osb sheathing then housewrap. When a drop ceiling intersects a wall a row of fire blocks.

Often the leak can go on for many years inside the wall before anyone notices. And by the time it is discovered the damage can be extensive. If the panels are horizontal then determine if the end joints are offset such that four corners do not meet. Myself i would not consider using the siding without sheathing but that s your decision.

If the flatness of sheathing or flooring panels is acceptable apa would generally recommend that any finish flooring siding or roofing be installed as planned regardless of whether gaps are present. Hi all our 1970s house is constructed using plywood t1 11 siding that we think also functions as sheathing of the house. At minimum i prefer a sheet for 16 oc framing while others i know will go no less than 5 8 or. Plywood is a favorite for some as it has been tested to stop a 2 4 being shot at it 120 mph.

I am thinking i should use t111 siding. However plywood may have weak spots which can cause core voids in the panels. Oriented strand board osb is a durable panel sheathing made from hundreds of thin wood strands that are hot pressed onto sheets with a wax and resin adhesive. You can put hardi directly on studs without sheathing but you need to use let in bracing to give structural rigidity to the walls.