When renovating an old house with uneven floors, I take these steps before installing LVP.

When installing LVP in an old house renovation, the biggest fear is that the floor looks fine, but the locking mechanism gaps open after installation. Once, after opening up the kitchen and living room, the subfloor had a height difference of nearly 3/8 inch, and the client wanted the flooring installed that same day. If you install it directly on-site, you won't notice it in the short term, but…