Exterior๐Ÿ‚ Fall

Inspect and Treat Wood Fence

Annual inspection for rot, loose posts, and damaged boards, followed by staining or sealing to protect the wood.

DIY Cost

$80

If Ignored

$4k

Frequency

Once a year

Difficulty

Easy DIY

Most homeowners can handle this in under an hour with basic tools.

How to do it โ€” step by step

A wood fence that isn't maintained will rot from the ground up, starting with the posts. Inspect every fall and treat every 2โ€“3 years (or when water no longer beads on the surface). Inspection: Walk the entire fence line. Check each post at ground level โ€” press a screwdriver into the base of each post; if it sinks more than 1/4 inch, the post is rotting and needs replacement. A leaning post that still feels solid can often be re-plumbed by digging around the base and backfilling with dry concrete mix. Check boards for cracking, splintering, and rot. Replace individual boards as needed โ€” they're cheaper than replacing the whole fence. Check that all fence hardware (hinges, latches, screws) is tight and rust-free. Treatment: Clean the fence with a wood cleaner or diluted bleach solution to kill mold and gray weathered wood. Let it dry for at least 48 hours. Apply a penetrating wood stain/sealer with UV protection โ€” transparent stains allow the wood grain to show while providing good UV and moisture protection. Use a brush for pickets and a roller for large flat sections. Two thin coats are better than one thick coat. For pressure-treated wood (greenish tint), wait at least one year after installation before staining to let it fully dry and accept sealant.

Recommended tools & supplies

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