Owner-operated · Homeowner guide
Cleaning and Caring for Your Composite DeckHomeowner guide · Georgia decks
Cleaning and Caring for Your Composite Deck Composite decking needs regular cleaning to handle pollen, mildew, leaf stains, and grease without damaging the surface. A simple routine with the right tools keeps the boards looking good through every Georgia season.
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Homeowner guide
Cleaning and Caring for Your Composite Deck
Keeping composite boards looking fresh is mostly a matter of gentle, regular habits, such as sweeping debris, rinsing off residue and treating spills quickly before they have time to settle into the surface.
- The owner comes to the visit and writes the estimate himself
- Crews with 10+ years of combined experience
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Guide
Start with a Seasonal Rhythm
Around Woodstock the heavy pollen season coats every outdoor surface in yellow dust each spring. If that layer sits too long it traps moisture and feeds mildew, especially on decks shaded by mature trees in neighborhoods like Towne Lake or Bradshaw Farm. A light rinse every couple of weeks during peak pollen keeps the buildup manageable. In summer, afternoon thunderstorms splash dirt and organic debris onto the boards. A quick sweep after storms prevents stains from setting. Fall brings a steady drop of leaves that hold dampness against the surface, so clearing them weekly protects the finish through the cooler months.
Guide
Tackle Pollen and Mildew Early
When pollen settles on composite boards it creates a fine film that ordinary rain does not fully wash away. Use a garden hose with a fan spray nozzle to loosen the dust, then follow with a soft bristle brush and a bucket of warm water mixed with a mild dish soap. Work in small sections and rinse each one before the soap dries. For mildew spots that appear in shaded areas near Eagle Watch or along Trickum Road, the same soap solution works if you catch them early. Let the soapy water sit for a few minutes, scrub gently with the grain, and rinse thoroughly. Repeat as needed through the humid season.
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Guide
Remove Leaf Stains and Grease Marks
Leaves left on the deck through wet weeks leave brown tannin stains that look worse than they are. A soft brush and soapy water usually lift them if you address the spots promptly. For stubborn marks, a composite deck cleaner labeled safe for the material can help, but always test a hidden area first. Grease from a grill near downtown Woodstock or on a porch overlooking I-575 needs immediate attention. Blot fresh spills with paper towels, then wash with a degreasing dish soap and warm water. Avoid abrasive pads; they dull the surface and make future stains cling easier.
Guide
Avoid Harsh Tools and Damaging Shortcuts
Pressure washers seem fast but the concentrated stream can etch composite boards, go against most care instructions, and drive water into gaps where it lingers. Stick to a standard hose and a brush with nylon bristles. Metal scrapers, wire brushes, and coarse scouring pads scratch the protective cap and create texture that holds dirt. Bleach and harsh acidic cleaners break down the binders in the board and fade the color unevenly. If a stain resists mild soap, check the board maker's care guide before trying anything stronger. The safest approach is always the one the manufacturer publishes.
Guide
Watch Heat on Dark Boards
Dark composite boards absorb more sun and can become uncomfortably hot underfoot in July, especially on full sun exposures facing Highway 92 or open yards in Wyngate. This heat does not damage the boards but it limits barefoot use during peak afternoon hours. Light colored furniture pads and outdoor rugs with breathable backing reduce surface contact without trapping moisture. Never place a fire pit or chiminea directly on composite decking; use a rated heat shield or pavers instead. Following the board maker's temperature guidelines protects your investment and keeps the area usable all summer.
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Local notes
Around Woodstock and Canton and nearby
Woodstock. Several Woodstock communities, including master-planned areas like Towne Lake, operate with HOA covenants that can cover decks and screened structures. Share your HOA name with us early and we will build the approval step into the schedule. Communities in the area include Towne Lake, Eagle Watch, Wyngate, Bradshaw Farm.
Canton. Canton sits in the rolling Piedmont foothills of North Georgia, and a lot of backyards step down from the house instead of running flat. That changes how a deck is framed: taller posts, extra footings, and sometimes a landing partway down the stairs. Communities in the area include BridgeMill, Great Sky, Laurel Canyon, River Green.
Holly Springs. Holly Springs is a fast-growing Cherokee County city of sprawling subdivisions such as Harmony on the Lakes, with some homes on lots of an acre or more. Many houses date from the early 2000s and later, so a lot of original builder decks are now at the age where they need attention. Communities in the area include Harmony on the Lakes, downtown Holly Springs.
Straight answers
Common questions
How often should I rinse pollen off my deck in spring?
Rinse every week or two during heavy pollen season. A quick hose down prevents the yellow film from bonding with moisture and feeding mildew on shaded boards.
Can I use a pressure washer on composite decking?
Most manufacturers advise against pressure washers because the force can etch the surface and push water into seams. Use a garden hose and soft brush instead.
What removes tree leaf stains from composite boards?
Warm water, mild dish soap, and a soft nylon brush lift most tannin stains if cleaned promptly. For older marks, use a cleaner approved by the board maker.
Is bleach safe for mildew on composite decking?
Bleach can degrade the board binders and cause uneven fading. Stick to mild soap and water, or a composite specific cleaner the manufacturer recommends.
How do I clean grease from a grill spill?
Blot the spill immediately, then wash with degreasing dish soap and warm water using a soft brush. Rinse well and avoid abrasive pads that dull the finish.
Do dark composite boards get too hot in Georgia summer?
Dark boards absorb more heat and can feel hot in direct afternoon sun. Light rugs with breathable backing and shade structures make the surface more comfortable.
Should I follow the board maker's cleaning guide?
Yes. The manufacturer instructions are the only safe reference for cleaners, tools, and temperature limits. Deviating can void coverage and damage the boards.
What tools should I never use on composite decking?
Avoid metal scrapers, wire brushes, coarse scouring pads, and high pressure nozzles. They scratch the protective cap and create texture that traps future dirt.
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Who’s doing the work
About B&T Properties
Owner-operated by Breno. Collectively, our team brings 10+ years of deck-building experience, and B&T Properties carries General Liability insurance. Serving Woodstock and the rest of Cherokee County.
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.
Multi-level layouts
Step down a sloped yard with separate levels for dining and lounging.
Stairs and landings
Wider steps, a landing, or a second set of stairs down to the yard.
Lighting
Stair and post lights that make evenings outside safer and nicer.
Cover or screens
Add a roof over part of the deck, or screen it in for shade and fewer bugs.
Written warranty
1-year workmanship warranty
B&T Properties backs the workmanship on every job for one year after completion, free of charge when the fault is ours. It does not cover material defects, natural wear, weather damage, misuse, a lack of upkeep or work by others. To claim, write to us and we will inspect.
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