Synopsis

In Charleston, Massachusetts, Tom assists homeowner Mark Andrews in leveling an uneven concrete floor, preparing it for the installation of hardwood. Later, in the *Ask This Old House* loft, Tom, Richard, Roger, and Kevin engage in their customary query: "What Is It?" Subsequently, Richard demonstrates a straightforward fix for a dripping water shut-off valve to Jenna Williams, a homeowner in Rex, Georgia. Back in the loft, Tom imparts knowledge to Kevin about air compressors, guiding him on how