B&T Properties (470) 863-3707
Large new wood deck with railing on a backyard slope

Owner-operated · Homeowner guide · Alpharetta

Deck Staining and Sealing for Alpharetta HomeownersAlpharetta · Fulton County

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

Alpharetta: A fresh coat of stain looks good for a season, but the work underneath decides whether it lasts. In Alpharetta, where many single-family decks have been standing for a long while and tree-lined yards keep some boards damp and others baking in the sun, we start with the wood itself and only then talk about color. Owner-operated, with a free written estimate.

Free estimate · opens your texting app · no forms needed

Get a fast estimate

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 · Alpharetta

Deck staining and sealing in Alpharetta

For Alpharetta homeowners with an aging wood deck, a good stain and seal job begins by judging the condition of the boards, then cleaning, repairing and finishing them in the right order.

Alpharetta

Reading the Wood Before Picking a Color

Every staining job starts with a slow walk across the boards. We look for gray, fuzzy fibers that will not take stain evenly, dark spots where water sits, old film that is peeling in sheets, and fasteners that have started to rise. A board that is soft under a screwdriver is a repair item, not a finish item, and we tell you that before anything gets coated.

Older decks around Windward and Broadlands often carry several layers of past products. Some were solid stains, some were clear sealers, and some were paint. Mixing a new product over the wrong old one is the most common reason a finish fails early, so we figure out what is already on the deck and plan the removal around it.

Alpharetta

Cleaning and Stripping That the Stain Can Grip

Stain sticks to clean, open wood. That means washing off mildew and pollen, stripping old coatings that are failing, and brightening the surface so the grain can accept new color. We use pressure carefully, because blasting soft pine raises fibers and leaves the deck furry and blotchy once the stain goes on.

After cleaning, the wood has to dry out fully before any product goes down. Shaded decks under mature trees dry slower than open decks facing the afternoon sun, so we plan the sequence around the actual conditions on your lot instead of a fixed calendar.

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

Wood post and railing detail at the corner of a new deck
Pressure-treated wood corner framing with black balusters
New wood deck boards beside a set of stairs

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

Alpharetta

Choosing Between Clear, Semi-Transparent and Solid

Clear and toner sealers keep the natural look of the wood and are easy to refresh, but they give less protection from sun. Semi-transparent stains add color while letting grain show through, and they wear away gradually instead of peeling. Solid stains hide older, mismatched boards well, though they behave more like paint and need more prep when it is time to recoat.

The right choice depends on the age of the boards, how much sun the deck gets, and how you feel about future upkeep. We walk you through samples on your own wood so you can see how each one reads on your deck rather than on a brochure.

Alpharetta

Shade, Sun and Moisture on Alpharetta Lots

Alpharetta yards tend to have moderate slopes and plenty of trees. The low side of a sloped lot and the boards under a canopy hold moisture longer, which invites mildew and can shorten the life of any coating. The sunny side fades faster. One deck can need two different maintenance rhythms, and we point that out so nothing surprises you later.

When a deck sits near a creek or wooded edge, we also keep runoff and rinse water in mind during cleaning. Alpharetta ordinances address stream buffers, so we plan the work to avoid disturbing those areas and confirm any concerns for your specific address.

Alpharetta

What Gets Coated and What Gets Fixed First

We stain and seal deck boards, railings, balusters, stair treads and the visible faces of the framing where it makes sense. Rails and top caps take the most hand contact and weather, so they get extra attention. End grain on board cuts soaks up water fastest, and sealing it well is one of the simplest ways to slow splitting.

If we find a loose stair stringer, a wobbly post or a rotted board along the way, we stop and show you. Small repairs before finishing keep the new stain from covering up a problem, and the written estimate lists those items separately so you can decide.

Get a fast estimate

or text us photos: (470) 863-3707

Alpharetta

Keeping the Finish Looking Good Afterward

A gentle wash each spring to remove pollen and leaf stains does more for a finish than most people expect. Moving planters and rugs now and then prevents trapped moisture and pale outlines. Watching for water that stops beading on the surface tells you when a maintenance coat is getting close.

We leave you with notes on the product used and what to watch for, and we stand behind our finished work for a full year. If you are near Old Milton Parkway or Webb Bridge Road and want to know where your deck stands, Breno visits in person and writes up a free estimate before any work is scheduled.

Straight answers

Alpharetta homeowner questions

Can you stain over the solid stain that is already on my deck?

Sometimes. If the existing solid stain is still firmly attached and only faded, a compatible solid stain can go over it after cleaning. If it is peeling, it has to come off first, or the new coat will peel along with it.

Why does my stained deck look blotchy after one season?

Blotchy color usually comes from uneven prep, old product left in some areas, or boards that were still damp when coated. Shaded sections that stay wet can also lose finish faster than sunny ones.

Is a clear sealer enough for a deck in full sun?

Clear sealers repel water but give little protection from sunlight, so wood under them grays sooner. A toner or semi-transparent stain adds pigment that slows that fading.

Do you stain new pressure-treated lumber right away?

New treated lumber is often too wet to accept stain well. We check moisture in the boards and wait until they are dry enough so the finish soaks in rather than sitting on top.

Will you stain the railings and stairs too?

Yes. Railings, balusters, stair treads and risers are usually part of the job, and the top rail and treads get extra care because they see the most wear.

Should I check with my Alpharetta HOA before switching to a darker deck color?

Many Alpharetta communities have architectural review for outdoor changes, and some include deck colors. Check with your HOA before choosing, and we can share sample photos for your submission.

What happens if you find rotten boards during prep?

We stop and show you the damage. Replacement boards are listed separately on the written estimate so you can decide before we stain anything.

How do I know when my deck needs another coat?

When water no longer beads and starts soaking in, or when color has worn away on high traffic paths, the finish is ready for maintenance.

Do you also work in Milton, Roswell and Johns Creek?

Yes. We serve homeowners across Alpharetta and nearby communities including Milton, Roswell and Johns Creek in Fulton County.

Verified Google reviews

What the neighbors are saying

These are verified Google reviews from B&T customers.

★★★★★

“If you're looking for a trustworthy contractor, B&T Properties is the right choice. Great workmanship, fair pricing, and excellent customer service.”
Regis Mantovanivia Google Reviews

★★★★★

“The quality of the work was exceptional. The team was friendly, responsive, and made sure everything was done right. I would definitely recommend B&T Properties.”
Francis Andrielenvia Google Reviews

Who’s doing the work

About B&T Properties

You deal with the owner. Breno visits, quotes and oversees the work, and the crew brings more than ten years of deck experience between them. B&T carries General Liability insurance, and Alpharetta is part of our regular service area.

Upgrades

Make it yours: popular upgrades

Thinking beyond the basics? Mention any of these at your free estimate and Breno will go over what makes sense for your home.

Written warranty

1-year workmanship warranty

Workmanship warranty: one year from the day we complete the work, in writing. Faults that come from our labor are repaired at no charge. Not included: manufacturer material defects, normal wear and tear, weather, misuse, no maintenance, repairs by other parties. Submit claims in writing.

Free written estimate

Tell Breno about your Alpharetta 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