Installing wood flooring over radiant heated floors can create a comfortable and beautiful space, but it also introduces moisture challenges that installers need to manage carefully. Radiant heat systems change the temperature and moisture conditions in both the subfloor and the wood flooring. If the moisture levels are not properly checked before installation, it can lead to problems such as cupping, gapping, cracking, or long term flooring failure. Professional installers rely on accurate moisture testing to confirm that both the wood flooring and the subfloor are within acceptable moisture ranges before the heating system is turned on. Proper moisture testing helps protect the flooring, prevent costly callbacks, and ensure the installation performs well for years to come. Understanding how moisture behaves in wood flooring and using the right tools to measure it can make the difference between a successful heated floor installation and a job that leads to future problems.