What is “flat and smooth”?
Two of the most common words we use when describing an upcoming flooring job are "flat and smooth". Â But what exactly does "flat and smooth" mean? The foremost rule of thumb when it comes to installed flooring is that whatever you start with is what you finish with - and that goes double for your subfloor prep work! Â Whenever it's time to install a new floor into a space, the subfloor (that is, the unfinished flooring substrate...