Meets CARB (California Air Resources Board) regulation for low VOC content. MD tack strip holds the carpet in place along walls and doorways. Tack. How do I replace a carpet tack strip on a concrete floor? They confirmed that the carpet was fine but that the tack strip was moldy and needs to be replaced. I need to lay down my ripped up carpet. Where can i get good tack stripping for laying carpet on cement???I had a french drain put in and had to rip up t.