Maintenance Guides / Exterior & Structure

Restain or reseal wood deck

Difficulty: moderateTime: 240 minsEst. Cost: $50 - $200

Why it matters

Untreated wood absorbs water, leading to splitting, warping, and rot. A $50 can of deck sealant every 2–3 years extends the life of a $10,000 deck.

Stop forgetting to do this.

HomeOS generates a personalized maintenance schedule so you never miss another restain or reseal wood deck.

How to do it

  • 1

    Clean the deck thoroughly — power wash and let dry 48 hours minimum.

  • 2

    Sand rough areas and replace damaged boards.

  • 3

    Apply deck stain or sealant with a roller or brush, working with the grain.

  • 4

    Apply a second coat if needed.

  • 5

    Keep foot traffic off for 24 hours.