B&T Properties (470) 863-3707
New wood deck with railing beside a house with large windows

Owner-operated · Homeowner guide · Kennesaw

Can You Replace Just the Deck Boards in Kennesaw?Kennesaw · Cobb County

Before: old weathered reddish-brown wood deck, worn boards
Before
After: finished deck staircase with white railing
After

Kennesaw: A lot of Kennesaw homeowners ask whether they can swap the bad boards and keep the frame. Often the answer is yes, as long as the structure underneath is still solid and the damage stays on the surface. Owner-operated, with a free written estimate.

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or text us photos: (470) 863-3707

After: Finished deck staircase with white railingFinished deck with steps down to a concrete patio areaFinished small deck with patio furniture and paver walkway

★★★★★ 31 Google reviews as of Nov 2026 — “Great workmanship, fair pricing, and excellent customer service.” Read reviews

Homeowner guide · Kennesaw

Can I replace just the worn deck boards instead of the whole deck?

Swapping out only the worn boards can make sense on a Kennesaw deck when rot and movement are limited to the surface, and a close look at the framing is what settles the question.

Kennesaw

When Board Replacement Makes Sense

If the joists, beams and posts are straight, dry and free of rot, pulling off the old decking and putting down new boards is a sensible move. Homes around Ridenour and near Pinetree Country Club often have frames that have held up well while the surface boards have cupped, cracked or gone soft after many seasons of Georgia sun and rain. A board swap usually costs less and takes less time than a rebuild, and it keeps the deck footprint exactly where it is.

Before recommending a board swap, we walk the frame with a probe and a level. We check every joist for soft spots, every beam for sag and every post base for moisture damage. If the hardware is rusted but the wood is sound, fasteners can be replaced and joist tops protected with flashing tape. When the frame passes that check, new boards are often all the deck needs.

Kennesaw

How to Tell If the Frame Is Sound

Start by walking the deck and feeling for bounce or spring underfoot. Then look underneath at the joists and beams. Dark stains, white fungal growth or wood that crumbles when poked with a screwdriver are red flags. Posts buried in soil or set in concrete without a raised base tend to rot first. That pattern shows up often on sloped lots in the Kennesaw Mountain area, where decks sit high and posts take on ground moisture.

Check the ledger, the board that connects the deck to the house. Missing flashing, loose bolts or a soft rim board mean water has been getting in for a while. Stairs and rail posts that wobble usually point to deeper framing issues. If you would rather not crawl under there, that is what the Free Deck Health Check is for: Breno walks the boards, frame, rails and stairs with you and gives you a straight answer on whether the bones are good.

How it works

Five steps. No surprises.

  1. Call, text, or send the form

    Tell us what is going on: a new deck, a repair, or “not sure yet.” We reply the same day.

  2. Free on-site visit

    Breno looks at the deck or the yard himself, measures, and goes over your options with you.

  3. Written estimate

    Scope, materials and price come in writing, so you know the plan before anything starts.

  4. Schedule and permits

    We agree on a start date and confirm any city, county or HOA requirement for your address first.

  5. Build and final walk-through

    Breno is on the job, and we go over the finished work with you before we call it done.

Real B&T work

Photos from real jobs

New wood deck with railing along a house with large doors and a mountain view
New wood deck with railing seen from a corner
Redwood-stained wood deck with railing along the side of a house

Real photos from B&T projects in North Georgia, not necessarily from Kennesaw.

Kennesaw

Matching Boards and Fasteners

Switching from old pressure-treated boards to composite or a different wood changes the weight, the movement of the boards and how screws hold. New decking has to suit the existing joist spacing and fastening pattern so nothing squeaks or pops later. On some older decks near Bells Ferry Road, the joists are spaced wider than a composite board allows, so blocking or extra joists may be needed before new boards go down.

Hidden fastener clips work well on grooved composite but need a flat, consistent surface under them. If old joists are crowned or twisted, they are planed or shimmed first. For wood decking, coated deck screws suited to the board are used, and joist flashing tape goes on before the boards. It is a small step that adds real life to the frame by keeping water out of the screw holes.

Kennesaw

Sealing and Protecting the Repair

Once the new boards are fastened, cut ends get a coat of end-grain preservative to stop water from wicking in at the most vulnerable spots. With wood decking, a penetrating stain goes on once the boards have dried enough to take it. Staining can be part of the job or a follow-up visit when the wood is ready.

Composite boards do not need stain, but they benefit from a yearly cleaning to keep pollen and mildew off the surface. On shaded lots near Chastain Road, mildew shows up quickly, so a simple cleaning routine matters. Railings and stairs get the same attention so the whole deck ages together. A sealed, maintained surface protects the frame you chose to keep.

Get a fast estimate

or text us photos: (470) 863-3707

Kennesaw

Repair First, Replace When It Counts

The rule is simple: if the frame is sound, repair the surface. If the frame has widespread rot, sagging beams or a failed ledger, a full replacement is the safer and smarter way to spend the money, and we will tell you so. Either way, you get a free written estimate before any work starts. Text or call and Breno will come out for the Free Deck Health Check. We serve Kennesaw and nearby Acworth, East Cobb and Woodstock across Cobb County and beyond.

Straight answers

Kennesaw homeowner questions

Can hidden rot be spotted before any deck boards come up?

Often, yes. Probing joists, beams and posts from underneath, checking the ledger and feeling for bounce on top will reveal most soft wood. Some damage only shows once boards are removed, and that is discussed before any extra work.

Can I put composite boards on my old pressure-treated joists?

Yes, if the joists are sound, flat and spaced closely enough for the composite board. When spacing is too wide, blocking or extra joists are added first.

Will new deck boards match my existing railings and stairs?

Board color and profile are matched as closely as possible, and rails and stair treads can be refinished so the whole deck looks consistent after the repair.

Do I need a permit to replace deck boards in Kennesaw?

It depends on the address and the scope. Inside city limits, the City of Kennesaw building department decides; outside, it is Cobb County. Confirm with the right office before work begins.

My HOA reviews exterior changes. Does that matter for new boards?

It can, especially if the color or material changes. Check your association's guidelines and ask the board before ordering materials, so the approval step fits the schedule.

What decides how quickly a board swap on a sound frame gets done?

Deck size, how hard the old boards are to remove, any frame prep the joists need and drying time for stain or sealer all play a part. Your written estimate lays out the scope so you know what to expect.

What if you find hidden rot after the boards are off?

Work stops, you see the damage and you get a revised written estimate. You decide whether to repair the frame or move to a full rebuild.

Can the new boards be stained after installation?

Yes. Every cut end gets a preservative, and wood decking can be stained or sealed once it has dried enough to absorb the finish.

Verified Google reviews

What the neighbors are saying

These are verified Google reviews from B&T customers.

★★★★★

“Outstanding service! Breno is knowledgeable, honest, and takes pride in his work. It's hard to find a company this reliable these days.”
Thais Villefervia Google Reviews

★★★★★

“Breno F. is an incredible man. He helped my aging mother when no one else would and went the extra mile with a complex home repair. His work is meticulous and his follow through is commendable. He is a good man with a great heart. Highly recommended!”
Drew L.via Google Reviews

Who’s doing the work

About B&T Properties

B&T Properties is run by Breno, who visits the job, writes the estimate and stays involved until the work is done. The crew has 10+ years of combined deck experience, and the company carries General Liability insurance. We work in Kennesaw and across Cobb County.

Upgrades

Add-ons to consider

Ask about any of these when Breno comes out for your free estimate. They are easiest to price in when we plan the project, not after it is built.

Written warranty

1-year workmanship warranty

Our labor carries a written one-year warranty counted from the finish date: if our workmanship is the cause, we repair it free. The warranty excludes faulty materials (the maker’s warranty applies), ordinary wear, storm damage, misuse, skipped upkeep and other contractors’ work. Send claims in writing.

Free written estimate

Tell Breno about your Kennesaw deck — free and in writing.

No call center, no sales rep — the person who answers is the person who does the work.

Or send your project

We call or text back the same day.
Phone or email — at least one.

We only use your info to reply about your deck. Privacy