Concrete Poured Against Wood Siding

We purchased an old 1910 house a couple of years ago and the concrete porch was poured up against the house slightly above the bottom piece of siding.

Concrete poured against wood siding.

The porch wraps around 1 side and part of the back where it is on the back the porch is not covered. Wood meeting concrete in a damp area is never a good recipe. Anyplace where wood meets the ground or concrete the lumber must be pressure treated. I see concrete poured against.

My recommendation in this scenario would be to trim the wood siding 1 4 inch minimally or better yet 6 to 8 above the concrete area. The best thing to do and it s the code in va is to put aluminum coil in between the wood and the concrete. It lets the concrete expand and contract freely. You can use a product called iso strip off.

As porous as concrete is its not even ideal that treated wood meets concrete. This is an isolation joint material used between concrete and what the concrete is being poured against. This is just a quick video for my friend who is building a home. I would advise locating a vinyl siding company and getting them to break some scraps that they ve laying around about an inch much higher than the concrete will be poured and as far out from the house as the scraps will go.

This is mostly because of the chance for standing water or leeching. I noticed something in his video that raised a red flag for me so i thought i would rough ou.