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It's 90F out side right now at noon w a DP 0f 72. NWS is predicting another 12 deg rise bef EOD. And a low of 77! tonight.
Dare I say, " I miss the winter",,,
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We used to use this stuff at work to mark test equipment. You have to spray clear Rust-Oleum over it if you want it to last any amount of time.
https://pcbsupplies.com/rub-on-letters-chartpak-fls/
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Being in Flint, I would want at least a 2 ft stem wall. 3 would be even better. To keep the rain splashes and snow off the wooden walls. That's why your sill plates are rotted.
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