Owner-operated · Homeowner guide · Cumming
What Hot Afternoon Sun Does to a Deck in CummingCumming · North Georgia
Cumming: If your deck faces west or sits out in the open, it takes the strongest sun of the day right when the air is hottest. Below, we cover how the sun wears on boards, finishes, railings and stairs, and how to slow that wear. Owner-operated, with a free written estimate.
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Homeowner guide · Cumming
What does hot afternoon sun do to a deck?
Here is what that does to boards, finishes, railings and stairs, and what you can do about it.
- Owner-operated: Breno visits and writes your estimate himself
- A team with 10+ years of combined experience
- Insured with general liability coverage
- 31 Google reviews as of Nov 2026, rated 5.0
- Before-and-after photos from our own completed jobs
Cumming
Why the afternoon matters more than the morning
Morning sun reaches a deck that is still cool and often damp with dew, so the boards warm up slowly. Afternoon sun is different. It lands on wood that has already been heating for hours, at a lower angle that hits the side of railings, stair stringers and the faces of boards head on. The result is a long daily stretch of heat on the same parts of the deck, day after day, from late spring well into fall.
In Cumming that pattern is common. Many homes in newer communities such as Windermere and Vickery were set on cleared lots where the back of the house faces open sky, and a rear deck there may have no tree cover at all. On older wooded parcels the canopy can protect one corner of the deck while the far end bakes, which is why one section often looks worn while the rest still looks fine.
Cumming
What the sun does to wood boards
Sunlight breaks down the surface fibers of wood. First the color fades and turns gray, then the surface gets rough and starts to raise splinters. Heat also pulls moisture out of the top of the board faster than out of the bottom, so the board dries unevenly. That is what causes cupping, where the edges curl up, and checking, the small cracks that open along the grain.
Once a board checks, rain gets into the cracks and stays there. In our humid summers the wood then cycles between soaked and baked, which loosens fasteners and lets screw heads and nail heads work their way up. A deck that looked solid a few seasons ago can start to feel rough underfoot and catch bare feet. Catching this early, while it is still a surface problem, usually means cleaning, sanding and refinishing instead of replacing boards.
How it works
Five steps. No surprises.
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.
Free on-site visit
Breno looks at the deck or the yard himself, measures, and goes over your options with you.
Written estimate
Scope, materials and price come in writing, so you know the plan before anything starts.
Schedule and permits
We agree on a start date and confirm any city, county or HOA requirement for your address first.
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
Real photos from B&T projects in North Georgia, not necessarily from Cumming.
Cumming
Finishes, composite and railings in full sun
Stain and sealer wear fastest on the sunny side. Clear sealers tend to fade first, while finishes with more pigment usually block more sunlight and last longer between coats. Whatever finish you use, the west-facing steps and the top of the handrail are the places to watch, because that is where the coating will fail first.
Composite boards do not crack or splinter the way wood does, but they still respond to the sun. Darker colors can get uncomfortably hot under bare feet on a summer afternoon, and some boards lighten a little over time. Railings take a beating too. Wood rail caps check and split, and loose balusters often show up first on the sunny run. When we rebuild or replace a railing, we look at which way it faces before choosing the material and the finish.
Cumming
Simple ways to protect a sunny deck
Keep the surface clean, because dirt and pollen hold moisture against the wood after a storm and then bake on. Recoat the finish before it is completely gone instead of waiting for bare gray wood. Check the stairs and rail caps every spring and fall, tighten anything that has worked loose, and replace a cracked board before water gets into the frame below it.
Shade helps more than any product. A pergola, a shade sail, a large umbrella or even a well placed tree can cut the hottest hours of sun on the boards. If you are planning a new deck, think about orientation and board color from the start, and ask about lighter composite colors for a deck that faces west.
Get a fast estimate
Cumming
How we look at sun damage in Cumming
Breno visits in person and walks the deck with you. He checks the boards, the railings, the stairs and the frame, and he will tell you plainly whether the deck needs a cleaning and a fresh finish, a few replacement boards, or a larger repair. You get a free written estimate before anything is scheduled.
We work on decks across the Cumming area, from homes near downtown Cumming and Bethelview Road to lots off Buford Dam Road, and in nearby Johns Creek, Alpharetta and Milton. If a repair turns into a rebuild, permits inside the City of Cumming go through the city and addresses outside the city limits go through the county, so we help you confirm the right office for your address. If you live in an HOA community, check with your association about any review before work starts.
Straight answers
Cumming homeowner questions
Why does only one side of my deck look faded and rough?
That side usually gets the long afternoon sun while the rest is shaded by the house or trees. The sunny boards dry, fade and crack faster, so wear shows up there first.
Is cupping caused by sun or by water?
Usually both. The sun dries the top of the board faster than the bottom, and moisture underneath keeps the bottom swollen. The uneven drying makes the edges curl up.
Can a sun-damaged wood deck be saved without new boards?
Often, yes. If the boards are still solid, cleaning, light sanding and a new coat of finish can bring back a smooth surface. Boards that are split deeply or soft need to be replaced.
Does composite decking get too hot in the afternoon?
Darker composite colors can get very warm in direct sun. Lighter colors, shade and outdoor rugs make a sunny deck more comfortable for bare feet.
How do I know my deck finish is wearing out?
Water stops beading on the surface, the color looks washed out, and the wood starts to turn gray. Recoat at that point instead of waiting for bare wood.
Why are my railing caps cracking before the deck boards?
The rail cap faces the sky and catches sun from above and from the side, so it heats and dries harder than almost any other part of the deck.
Will a pergola or shade sail really help my boards last?
Yes. Cutting the hottest hours of direct sun slows fading, checking and finish wear, and it makes the deck more usable on summer afternoons.
Who comes out to look at a sun-worn deck in Cumming?
Breno comes out in person, walks the deck with you and follows up with a free written estimate that explains what he found and what he recommends.
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What the neighbors are saying
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“Breno and his team exceeded our expectations. They were organized, efficient, and truly cared about delivering a high-quality result. We couldn't be happier.”
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“Breno did an excellent job repairing my home. He was professional, reliable, and paid close attention to every detail. The quality of his work exceeded my expectations…”
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 Cumming is part of our regular service area.
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.
Cover or screens
Add a roof over part of the deck, or screen it in for shade and fewer bugs.
Railing styles
Pick the rail that fits the house: aluminum, composite or wood, in several styles.
Lighting
Low-voltage LED lights on stairs, posts or under the rail cap for evenings outside.
Composite decking
Low-maintenance boards in a range of colors, priced next to wood so you can compare.
Written warranty
1-year workmanship warranty
One year, in writing, on our labor from the completion date. If our own workmanship is why something fails, B&T Properties makes it right at no cost to you. Materials fall under the manufacturer’s warranty; wear, weather, misuse, neglect and third-party work are not covered. Request service in writing.
Free written estimate
Tell Breno about your Cumming deck — free and in writing.
No call center, no sales rep — the person who answers is the person who does the work.