Think of a wood home as a living thing.
The bottom of exterior wood siding should be.
Any product intended for.
In my opinion caulking between the seams in any lapped siding either horizontal or vertical is not good practice but not just because of any potential vapor barrier effect.
When it is higher from the ground splashing water onto the wood is minimized.
Also avoid caulking tongue and groove siding boards together.
Six inches would not be too far.
This is what you see happening in the family handyman magazine cover.
Both types are applied from the bottom of a structure to the top with each new layer overlapping the one below it.
Paint can hide wood rot so poke the siding with the tip of the screwdriver the wood should be firm and hard.
There should be a clearance of approximately inch between the fastener head and the vinyl siding panel.
Most other areas were caulk is necessary should be lightly smoothed with your finger.
Correct way to apply wood filler to exterior siding.
Caulking on the exterior siding joints at the corner board if done carefully does not need to be smoothed with a finger.
It needs to move and breathe.
The siding expands and contracts with temperature and humidity.
Bottom of siding boards should not be caulked water is meant to exit through the bottom of each board.
Finally you should refrain from caulking the bottoms of horizontal siding sheets or the edges of the tongue and groove panels.
Ideally you d want at least 6 inches of slab exposed between the bottom of the siding and the start of the soil.
Find siding contractors near you.
Solid wood or lumber.
The top side view is the wrong way to build.
While paint does tend to somewhat glue these pieces together caulking them is never advised and can cause permanent damage.
1 32 inch are used to connect the brick to the house framing or the brick may be connected to a concrete or block wall with cement mortar.
The hole should be about 3 16 of an inch for most caulking joints.
Wood siding should be 4 or so from the ground whether that be soil or solid surface.
The further the better.
The bottom side view shows the proper exterior wall on slab placement.
If your exterior siding has sustained damage you can patch it with filler but it has to be the right kind of filler.