The Dos and Don’ts of Wet Sanding Drywall
When it comes to interior walls, drywall has a lot going for it. It’s inexpensive, fairly easy to install and repair, and holds up well to life in the average household. But drywall requires fairly extensive sanding before it can be painted —unless you like the look of bumpy, lumpy walls with visible creases between the joints. And sanding drywall means dust. So much dust, in fact, you might be tempted to build with medium-density fiberboard (MDF) instead. But while MDF doesn’t demand as much sanding to provide a nice, smooth surface for paint, it responds poorly to fluctuations in humidity, tending to crack from expansion and contraction. Fortunately, with the right …