Here’s a really simple way to install siding right onto concrete if the foundation people didn’t put vertical strapping into the wall itself. This homeowner requested the vertical strapping but the foundation people didn’t put it in. Last time I posted this method, I got a lot of negativity. Oh well. It’s worked well for me for 20 years. I use 3/16” plastic anchors as they won’t rot and it holds the nails tight even if you have to set the nails proud for siding panels. As you can see Uk use the