How to Clean a Composite Deck

A composite deck typically needs just a good cleaning with soapy water and a scrub brush to remove most surface stains and layers of dirt that …


What is the best cleaner for composite decks?

Best Composite Deck Cleaners in June, 2022

Stain removerVolume
1Olympic Deck Cleaner Editor’s Choice1 gal
2Mold Armor Deck Wash1 gal
3SIMPLE GREEN Washer Cleaner1 gal
4Briggs & Stratton Cleaner1 gal

Is there a cleaner for composite decking?

While a composite deck is less maintenance and easier to clean than a traditional wooden deck, the homeowner still needs to make sure it is kept clean and free from unwanted stains and materials. Thankfully, composite decking is easily cleaned with the soap-and-water method or basic power washing.

How can I make my composite deck look new?

You can perform a semiannual cleaning on your composite deck to preserve its longevity.

  1. Step 1: Pre-spray your deck. …
  2. Step 2: Spray with soapy water & scrub. …
  3. Step 3: Rinse thoroughly. …
  4. Step 1: Pre-rinse. …
  5. Step 2: Mix up your vinegar solution. …
  6. Step 3: Sprinkle baking soda. …
  7. Step 4: Rinse thoroughly.

Is it OK to pressure wash composite deck?

Pressure washing is not usually recommended for composite decking. If done incorrectly, it can be a big mistake. Pressure washing too close or using too much pressure can be ruinous for your deck. Composite decking material is softer than natural wood and therefore can be “etched” more easily.

Can you use vinegar to clean composite deck?

Avoid chlorine bleach. For a composite deck: Combine a half-cup of white vinegar or apple cider vinegar to ¼ a cup of baking soda with 1 gallon of water. Swab this mixture on the entire deck and rinse well with clean water. Avoid homemade deck cleaners or brighteners when using a pressure washer or power washer.

Can I use Murphy’s Oil soap on my deck?

Liquid dish soap (ammonia-free) is safe for use on cleaning your deck when mixed with a little warm water. Simply mix 1 gallon of water, 2 tablespoons of ammonia-free dish soap (such as Murphy’s), 1 pint of rubbing alcohol, and 1 quart of oxygen bleach. Be very careful so that you use only ammonia free dish soap.

How do you bring color back to a composite deck?

Combine half a cup of apple cider or white wine vinegar with a gallon of water and a cup of baking soda — this is the cleaning solution recommended by Trex for its decking boards. Spray down the deck, being careful to cover the entire area with the solution.

Can you use jet wash on composite decking?

Yes, it is safe to clean TimberTech composite decking with a power washer. Here are some tips to bear in mind when you’re power-washing your deck: Before washing your deck, sweep away leaves and other debris with a broom. Use a fan tip nozzle and a suitable cleaning product.

How do you shine composite decking?

How do you get green algae off a composite deck?

Steps for Cleaning Moss & Algae from Your Deck

  1. Step 1: Make your cleaning solution. Fill a bucket with one gallon of warm water and ¾ cup of chlorine bleach. …
  2. Step 2: Apply the solution. After the solution has been mixed, pour it onto your deck and allow it to sit for 10-15 minutes.
  3. Step 3: Scrub. …
  4. Step 4: Rinse.

Can you use Simple Green on composite decking?

Simple Green Deck and Fence Cleaner is ideal for both manual and pressure washing your entire deck, lifting dirt, grease and sap from wood and composite surfaces.

Why is my composite deck turning white?

After a while, foot traffic on the deck wears off some of the plastic coating that surrounds and protects the wood particles in the composite material, exposing them to the environment. This is the cause of "white-spotting" as the sun fades the particles.

Is OxiClean good for cleaning composite decks?

Unlike chlorine bleach, OxiClean uses oxygen ions to clean, which are safe for use on composite decking. SimpleGreen uses biodegradable non-toxic ingredients, which aren’t as harsh as bleach and other cleaners, making it safe for use on composite decking.

How do you clean a composite deck without a power washer?

What dish soap is ammonia free?

In general, all of experts say you shouldn’t mix any two cleaning products together because they can cause harmful reactions. So, we can VERIFY, false, Dawn dish washing detergent does not contain ammonia.

What is the best cleaner for a Trex deck?

Trex recommends Olympic Premium Deck Cleaner or Expert Chemical Composite Deck Cleaner & Enhancer.

  1. Using a deck wash with bleach can lighten the color of your deck. …
  2. If you don’t want to use a bleach cleaner, you can use UltraMean, but it will require more scrubbing.

Can you clean a Trex deck with OxiClean?

How do you clean a composite deck with Simple Green?

  1. Clear deck. Clear the surface of your deck and sweep thoroughly. …
  2. Create your Simple Green solution. Mix 1 measure of Simple Green Oxy Solve with 20 measures of water in a bucket (example: 1.5 cups of Simple Green and 2 gallons of water).
  3. Apply solution. …
  4. Rinse. …
  5. Repeat. …
  6. Air dry.

Can I use bleach to clean my deck?

Cleaners containing chlorine bleach are commonly used to clean decks but they are not recommended for cleaning treated wood. Excessive use of chlorine bleach containing cleaners (sodium hypochlorite or calcium hypochlorite) can damage treated wood leaving it with an unnatural whitewashed appearance.

How do you remove black spots from composite decking?

You can clean some things with regular liquid dish soap and water. Tougher stains from barbecue grills, tree sap, mold, mildew and algae may need more powerful powdered oxygen bleach you mix with water.

How do you clean dog urine off of a Trex deck?

Vinegar is a natural decking cleaner and very effective in removing stains from quality decking boards. You can use vinegar to clean your pet urine off your decking. Get vinegar from the store and dilute it with water.

Do you have to rinse Murphy’s oil soap?

For heavy cleaning, dilute 1/2 cup Murphy® oil soap per gallon. Clean with well wrung-out mop, and mop any excess water. No rinsing required.

Can you use CLR on composite decking?

Never use chlorine bleach or acetone on composite decking as it will damage the decking.

How do you remove mold from composite decking?

  1. Step 1: Pour UltraBan into clean pump sprayer. DO NOT add water.
  2. Step 2: Spray surface to saturation. Apply to a completely dry deck for best results.
  3. Step 3: Keep wet for at least 15-20 minutes. …
  4. Step 4: After about 10 minutes wet the sponge mop with UltraBan and wipe the surface once or twice. …
  5. Step 5: Allow to dry.

What do you do with a faded composite deck?

If your wood rich composite decking is looking faded and worn, it’s time for a refresh! The RockSolid Composite Deck Refresh product line is an all encompassing solution. Our stain remover and cleaner work great at cleaning and preparing the surface of your composite deck for the refresh toner.

Can you use wet and forget on composite decking?

Clean Your Composite Deck Without Any Scrubbing! Wet And Forget is as simple as spraying your outdoor surface and leaving it. Green algae, black mold, and moss begin to die off on contact.

What happens if you power wash a composite deck?

Depending on the brand, some composite decking materials are softer than wood. Due to this, using a power washer badly can cause the outer layer of the material to come off. Once this happens, your patio will be more susceptible to weather damage, moulds, and chipping.

Will an outdoor rug damage a composite deck?

Some outdoor rugs are backed with materials that can harm a composite deck. The wrong choice could lead to staining, scratching and discolouration. Avoid using outdoor rugs backed with latex or rubber, or fixed with metal grommets and accents. These may scuff your composite decking, or rust and cause discolouration.

How long do composite decks last?

between 25 and 30 years

Composite decking requires minimal upkeep and can last between 25 and 30 years. On average, plastic decking has a similar lifespan to composite decking and can last nearly 30 years.

Does Simple Green clean decks?

Simple Green Deck and Fence Cleaner is specially formulated to remove environmental pollution, dirt and grime from decks, fences, and other outdoor structures. It brightens and rejuvenates wood and composites as it cleans.

Can you powerwash Trex?

Can You Pressure Wash a Trex Deck? If you prefer to pressure wash your Trex decking, that’s fine. But, the pressure washer cannot be greater than 3100 psi or it could damage the decking, which would void the Trex warranty. To clean with a pressure washer, first spray your deck with commercial pressure washer soap.

Is 30 seconds outdoor cleaner safe for composite decking?

One of the most common questions we get at 30 SECONDS is whether our products work on composite materials such as Trex decking. In short, the answer is YES.

How do you remove scuff marks from composite decking?

For minor stains, gently scrubbing it with a soft-bristle brush and some soapy water will often do the job. If the stain persists, you could use stain-removing decking products. You could also try using vinegar and baking soda. However, avoid using abrasive chemicals, such as chlorine-based bleaches and cleaners.

How do you clean mildew off of Trex decking?

Trex recommends using warm, soapy water when cleaning mildew and mold from your composite deck. If a commercial solution is desired, Trex recommends either Olympic Deck Wash or Expert Chemical Composite Deck Cleaner & Enhancer.

Does composite decking stain?

Like any kind of outdoor wood, composite decking is prone to fading and discolouration over time. Sunlight, water, and changing temperatures will all take their toll on the wood.

How can I make my composite deck look new again?

You can perform a semiannual cleaning on your composite deck to preserve its longevity.

  1. Step 1: Pre-spray your deck. …
  2. Step 2: Spray with soapy water & scrub. …
  3. Step 3: Rinse thoroughly. …
  4. Step 1: Pre-rinse. …
  5. Step 2: Mix up your vinegar solution. …
  6. Step 3: Sprinkle baking soda. …
  7. Step 4: Rinse thoroughly.

Can you use bleach on composite decking?

Harsh chemicals, such as bleach, are NOT recommended on any composite surface! These chemicals can eat away at the composite structure and leave permanent discolorations and damage.

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