IMPORTANT: If you lay the laminated flooring on new concrete floors, you must know that the period of the complete drying is about 80 days. Once you’ve made up your mind about installing a hardwood floor over your concrete slab, you need to put some thought into it. Too much humidity is most likely to be a problem for a newly installed slab… Deciding Factors Before Installing Hardwood Flooring Over Concrete. Wood; Wood flooring … Before you run out and order a hardwood floor… The concrete slab needs to be dry before any flooring can be installed. How to install laminate flooring over concrete. Laminate floors can be made to look like anything from traditional wood floors to colors and patterns that mimic the look of tile or stone floor. We’re making progress on my office makeover (see the plans here!) and it feels so good, you guys! We installed wood look vinyl plank over concrete floors in our basement- here’s what I’ve learned from doing it a couple times and tips for installing your own! Before the … Flooring … Because they aren’t attached directly to the substrate and they are water-resistant, they are ideal for installing over concrete. Proper planning will save money, time and minimize mistakes. The slab can be tested to check the moisture levels and determine whether there is too much moisture to install the subfloor.