Composite decks are a popular choice for homes in Fort Worth that require blending aesthetic appeal with durability. Their sleek finish and resistance to certain elements make them attractive in any outdoor space. However, maintaining their beauty requires more than throwing soapy water and scrubbing the stains off.

The sections below will discuss the most effective cleaning methods and maintenance tips to keep your composite decking in top condition. We’ll cover everything you need to know, from the best cleaning agents to seasonal maintenance routines and DIY solutions.

What Are Composite Decks?

Composite decking is an outdoor flooring structure made from wood fibers and plastic materials. This innovative combination provides the natural look of wood with the durability and low maintenance of synthetic materials. Unlike traditional wood decks, composite decks resist common problems such as rotting, warping, and insect damage.

Benefits of Using Composite Materials for Decks

Composite materials have become a popular choice for decking due to their numerous advantages over traditional wood. Various benefits of using composite materials for decks are:

• Durability. Composite decking can withstand the elements without fading, warping, or splintering. It is resistant to weather-related damage, including moisture, temperature fluctuations, and UV exposure, making it ideal for long-lasting outdoor structures.
• Low Maintenance. Unlike wood, composite decks require minimal maintenance. They do not need regular staining, sealing, or painting. A simple cleaning with mild soap and water is usually enough to keep the deck looking great, saving time and effort.
• Aesthetic Appeal. Composite materials come in various colors, textures, and finishes that mimic natural wood without drawbacks. This versatility allows composite deck owners to choose styles that complement their home’s aesthetics and personal preferences.
• Eco-Friendliness. Many composite decks are made from recycled wood fibers and plastic, reducing the need for virgin timber and environmental waste. This makes composite decking a more sustainable choice for environmentally conscious consumers.
• Pest Resistance. Composite decking is resistant to pests such as termites and carpenter ants, which can cause damage to traditional wood decks. This extra protection preserves the deck structurally sound over time.
• Cost-Effectiveness. While the initial cost of composite decking can be higher than that of traditional wood, the reduced need for maintenance and repairs can result in cost savings over the deck’s lifecycle, making it a worthwhile investment.
• Safety Features. Composite decks are built to be slip-resistant and splinter-free, offering a safe surface for walking and playing. This is especially beneficial for families with children or pets.

How to Clean Composite Decks: The Cleaning Steps Explained in Detail

Achieving a clean deck is vital to preserving its appearance and guaranteeing its longevity. With the right cleaning techniques and materials, you can keep your deck looking as fresh as it did on the day it was installed. Below is a step-by-step process to guide you through cleaning your composite decking properly:

1. Gather Your Cleaning Materials

Before cleaning, make sure you have the necessary cleaning tools and materials. You’ll need the following:

• Broom or leaf blower
• Bucket of clean water
• Soft-bristle brush or sponge
• Garden hose with a spray nozzle
• Composite deck cleaner or mild soap

You should only use non-abrasive products and tools to prevent damaging the deck’s surface.

2. Clear the Deck Surface

Start by removing furniture, potted plants, and other items placed on the deck. Use the broom or leaf blower to remove small pieces of loose debris, such as leaves, dirt, or twigs. This step ensures the cleaning process can reach every deck corner and prevent any scratching from abrasive debris during cleaning.

3. Apply the Cleaning Solution

If you’re using a commercial composite deck cleaner, follow the manufacturer’s instructions for mixing and application. For a homemade solution, mix a mild detergent with soapy water. Apply the cleaning solution across the deck’s surface using a soft-bristled brush or sponge, scrubbing gently to lift loose dirt and stains. Be thorough and pay extra attention to high-traffic areas and any visible stains.

4. Rinse the Deck

Once you finish scrubbing the deck, rinse it completely with a garden hose set to a spray nozzle. This step removes all traces of the composite deck cleaning solution and water spots, preventing residue build-up on the surface. Also, make sure that every area, especially between deck boards, is rinsed properly to prevent soapy water from accumulating.

5. Dry and Inspect the Deck

Allow the deck to air dry fully. After drying, inspect the entire deck for any remaining water stains or areas needing additional cleaning. This inspection also allows you to find any damage or wear that may need to be fixed before it becomes too severe and costly.

6. Use Deck Brightener Products

Consider applying a deck brightener to enhance the appearance and restore the original color of your composite deck. This typically involves brushing or spraying the brightener onto the dry deck surface. Let it sit for the recommended time to penetrate and rejuvenate the deck’s appearance. Afterward, rinse the deck to remove excess brightener.

Different Ways to Clean Specific Stains on a Composite Decking’s Surface

Even with regular maintenance, composite decking can occasionally fall victim to specific stains requiring targeted cleaning. Addressing these stains and using the proper techniques can prevent them from becoming permanent spots. Some of the effective ways to tackle various stains include:

• Grease and Oil Stains. For stains from food, spilled oil, or grease, apply a mild detergent mixed with warm water directly to the stain. Leave it for a few minutes, then gently scrub the affected area with a soft-bristled brush. Rinse thoroughly with water. If the stain persists, consider using a degreaser that is safe for composite decking.
• Mold and Mildew. Although composite materials are resistant to mold and mildew, they can still form in shady or wet areas. Use a mixture of vinegar and water or a composite-specific mold remover. Apply the solution to the spots and allow it to sit for 15-30 minutes. Scrub with the brush and rinse using clean water to prevent further growth.
• Wine or Juice Stains. For organic stains like wine or fruit juice, immediately wipe the spill with a clean cloth to prevent absorption. Apply a solution of warm water and mild dish soap, gently scrubbing the stain. For stubborn marks, a small amount of baking soda mixed with water can be gently rubbed to lift the stain before rinsing.
• Rust Stains. Rust stains often come from metal furniture or tools left on the deck. Apply a gentle, non-abrasive composite deck cleaner with oxalic acid, effectively removing rust stains without harming the decking material. Allow it to sit according to the product instructions, then rinse thoroughly with water.
• Tree Sap or Tar. These sticky substances can be challenging to remove. Use mineral spirits or isopropyl alcohol on a clean cloth and gently rub it onto the affected area. Follow up with a rinse of warm, soapy water. Be sure to rinse thoroughly to avoid any potential for residue or surface damage.

Common Mistakes to Avoid When Cleaning Composite Decks

When cleaning a composite decking, it’s also good practice to be mindful of certain methods that may harm the deck’s surface or reduce its lifespan. Avoiding these common mistakes will keep the deck’s appearance and durability for many years to come:

• Using Harsh Chemicals. Some owners mistakenly use bleach or strong chemical cleaners, believing they will yield better results. However, these can strip the deck’s protective layer, causing discoloration and weakening the material. Always choose products made to keep composite decks clean.
• Power Washing With High Pressure. While using a pressure washer may seem like a quick solution, using too much pressure can damage the deck surface. High-pressure settings can gouge or etch the composite material. If you’re using a pressure washer, keep it at the lowest setting and aim the nozzle 8-10 inches from the surface.
• Using Metal Brushes or Abrasive Pads. Scrubbing with metal brushes or harsh abrasive pads can scratch the composite decking, leading to a roughened surface that accumulates dirt, makes cleaning harder, and diminishes its beauty. Use only soft-bristle brushes or sponges to clean it gently.
• Neglecting Regular Maintenance. Avoiding routine cleaning can accumulate dirt and stains, which become difficult to remove over time. Regularly sweeping and washing your deck can prevent build-up and keep it looking clean and new.
• Ignoring Drainage Issues. Failing to address poor drainage or surface debris between the boards can cause water pooling and mildew or mold growth. Regularly inspect and clear obstructions between deck boards for proper water drainage and prevent potential damage or slipping hazards.

How Do You Make Composite Decking Look New Again?

Reviving the appearance of composite decking boards to make them look new again can be accomplished with a combination of thorough cleaning, stain removal techniques, and a few finishing touches. Here’s how you can achieve that fresh, polished look:

• Deep Clean With Specialized Cleaners. Use a composite deck cleaner made specifically for the material. These cleaning products usually contain oxalic acid that can effectively remove rust stains and lighten the overall color of the deck. Apply the cleaner as directed, using a soft-bristle deck brush or sponge to scrub the deck and target stubborn stains.
• Pressure Washing With Care. If your deck has accumulated significant dirt or mold that regular cleaning can’t fix, use a pressure washer cautiously. Use a low-pressure setting (usually below 1500 psi) and maintain a safe distance (8-10 inches from the deck) to avoid damaging the composite surface.
• Address Stubborn Stains. Consider using a specialized stain remover for oil, grease, or tough organic stains. Some manufacturers offer stain removal products compatible with their composite decking materials. Follow the instructions for optimal results, and rinse thoroughly after treatment.
• Regular Maintenance and Preventive Measures. Ensure regular cleaning and maintenance to prevent long-term wear and tear. Place mats or rugs in high-traffic areas to minimize dirt and scratches. Also, avoid furniture with metal or sharp edges directly on the surface, as they can scratch the deck.
• Consider a Protective Coating. Apply a coat of composite deck sealer for extra protection and a rejuvenated look. Choose one that’s recommended for your specific decking product. This step can add UV protection, reduce staining, and improve the color and finish.

How to Clean a Composite Deck During Snowy Season

Keeping your composite deck boards clean and safe during the snowy season requires specific steps to handle snow and ice without damaging the deck’s surface. You can follow this guide to maintaining your composite deck during winter:

1. Regularly Clear Snow

After each snowfall, use a rubber-edged or plastic shovel to remove snow. Avoid metal shovels, as they can scratch or gouge the surface. Push snow parallel to the deck boards rather than across them to minimize the risk of damage.

2. Use Calcium Chloride or Rock Salt

For ice removal, apply calcium chloride or rock salt sparingly to the deck surface. These materials are safe for composite decks and help melt ice without causing damage. If you don’t have access to calcium chloride or rock salt, you can also mix white vinegar with warm water.

3. Sweep Off Residue

After melting the snow, sweep away residual salt or calcium chloride to prevent prolonged contact with the deck. This helps prevent potential staining or buildup of residue, keeping the deck fresh and clean once winter has passed.

4. Inspect and Clean the Surface

Periodically inspect the deck for any debris or dirt that may have accumulated. If weather permits, gently sweep or rinse the deck with hot water to remove grime or salt deposits from the melting snow.

5. Check for Drainage

Make sure that the deck’s drainage system is not obstructed. Remove any snow or ice blocking the spaces between the boards to facilitate proper drainage and avoid water pooling that can cause ice formation. You can also pour warm water mixed with rock salt or calcium chloride into the drainages to prevent or remove ice.

Don’t Have a Composite Deck Yet in Fort Worth? Contact Magnolia Fence & Patio for the Construction!

Learning how to keep a composite deck clean is useless if you don’t have one on your property. If you want to build one, hire Magnolia Fence & Patio to do the job. Not only can we construct decks with composite materials, but we can also install ones made of wood.

We have a reliable team of deck specialists in Fort Worth with years of experience building decks on properties, and we always ensure that clients are satisfied with our work. If you’re curious about how much the deck construction will cost, we offer free on-site consultation to give you an accurate quote.

Call us now to start planning your next wood or composite decking construction!