How to Strip and Restain a Wood Deck

D**ecks** eventually turn into grey, splintering skeletons of their former selves when the original finish breaks down. Stripping away the old, peeling gunk isn't just about making the backyard look sharp again; it's about stopping the moisture from rotting the wood fibers beneath the surface. You are essentially resetting the clock on the wood's structural lifespan. Done well, this project is a methodical process of chemistry and patience. If you rush the drying time or skimp on the stripping phase, the new stain will fail within months. Aim for a dry, temperate week where the wood can breathe and absorb the fresh oil without being scorched by mid-day sun or soaked by surprise rain.

1. Clear the Deck First. Remove all furniture, planters, and debris from the deck surface. Sweep the boards thoroughly to get rid of loose dirt, leaves, and cobwebs.
2. Saturate with Chemical Stripper. Mix the deck stripper according to the label and apply it using a pump sprayer or a stiff synthetic brush. Keep the surface wet with the solution for the manufacturer's recommended dwell time, usually 15 to 20 minutes.
3. Blast Away the Old Finish. Use a stiff-bristled nylon deck brush to scrub the softened finish until it loosens from the wood grain. Rinse the deck thoroughly with a pressure washer or high-pressure garden hose, moving in the direction of the wood grain.
4. Balance pH for Perfect Color. Apply a deck brightener or neutralizer to the wet wood to balance the pH levels after using the harsh stripper. Let it sit for 10 minutes, then rinse it off completely with clean water.
5. Let the Wood Breathe Fully. Allow the wood to dry completely, typically for at least 48 hours. The wood should feel dry to the touch and pass a moisture meter test if you have one available.
6. Seal with Fresh Stain. Use a stain pad, brush, or sprayer to apply an oil-based penetrating stain. Work in long, even strokes, coating one or two boards at a time to prevent lap marks.