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Reviving Your Deck with Professional Resealing

  • Handy Dads
  • Dec 20, 2025
  • 3 min read

Outdoor decks face constant exposure to sun, rain, and temperature changes, leading to fading, splintering, and surface wear. A great way to extend the life of your deck and keep it looking sharp is through regular resealing. Resealing not only boosts your home’s curb appeal but also adds a protective barrier against the elements. Whether your deck is freshly built or a few years old, learning how to reseal it properly is an essential homeowner skill. Handydads brings you a comprehensive, easy-to-follow guide for a successful deck resealing project.

Project Snapshot

This project will help homeowners restore and protect their wooden decks by applying a high quality sealant. The goal is to enhance weather resistance and improve appearance. Resealing requires cleaning, prepping, and applying sealant for best results. Most decks only need resealing every two to three years. By investing a little time and effort, you can prevent costly repairs down the road.

Tools and Materials

You’ll need a stiff bristle brush, garden hose or pressure washer, deck cleaner, putty knife, orbital sander, sanding pads, quality deck sealant, paint roller or pad, extension pole, drop cloths, protective gloves, and a mask. Make sure your deck sealant is compatible with your wood type. Also gather safety goggles and old clothes since deck cleaning can get messy.

Step-by-Step Instructions

Begin by clearing the deck of furniture, plants, and debris. Sweep thoroughly and scrutinize the boards for loose nails, splinters, or old sealant that should be removed. Use a deck cleaner and stiff bristle brush or pressure washer to eliminate dirt and mildew, then allow ample drying time. Inspect the surface for rough spots and use an orbital sander to smooth these areas, always moving with the grain. Finally, apply your chosen sealant evenly, covering all boards and rails, and allow it to dry for the time specified on the product instructions before replacing your furniture.

From the Toolbox

One summer, I helped a neighbor revive a weathered deck that saw years of backyard barbecues and snowy winters. She was amazed at how the wood’s original grain popped back to life after just a thorough cleaning and a couple coats of sealant. The project turned into a small neighborhood event and inspired three more families to tackle their own decks that season. It’s not just about protection its about creating spaces for new memories. Handydads is proud to be part of projects that build lasting value for families.

Top 5 Mistakes

Neglecting to clean the deck thoroughly before sealing can lock in dirt and mildew. Applying sealant to damp wood reduces adhesion and effectiveness. Skipping the sanding step leads to uneven coverage and a rough finish. Using a low quality sealant may require more frequent resealing and less protection. Overapplying or failing to spread sealant evenly can create a sticky or uneven surface.

Tool and Material Recommendations

Choose a water based or oil based sealant suitable for your climate and wood type. Trusted brands include Thompson’s WaterSeal, Behr, and Cabot. Invest in a good quality roller or pad to ensure even application. For pressure washing, opt for models rated at 1200 to 1500 psi to avoid damaging wood fibers. Wearing protective gloves and a dust mask during sanding is highly recommended.

Quick Tips and Hacks

Work in sections and apply sealant in thin coats for best absorption. Always check the weather forecast and pick a rain free span for the project. Use painter’s tape to protect nearby walls or posts. If using a pressure washer, keep the nozzle at least 12 inches from the wood to prevent gouging. Check deck railings and steps for structural issues while you work.

Need a Hand?

Don’t let the elements wear down your outdoor investment. If you’d rather leave your deck resealing to the pros, trust Handydads for prompt and professional service. Contact Handydads to schedule your deck restoration and enjoy your backyard all season long.

 
 
 

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