Composite decking contains a mixture of wood and plastic. Because of this blend, this type of decking is more durable, easier to clean, and requires less maintenance than traditional wood options.
But that doesn’t mean composite decks are no maintenance. If you want your deck to last and look good, you need to take care of it.
Here’s how to clean a composite deck. You should sweep or hose debris off your composite deck weekly or as needed. To deep clean your deck, start by hosing it down. Next, use dish soap and a long-handled, soft-bristled brush to give it a gentle scrub. Afterward, thoroughly rinse.
Best Way to Clean a Composite Deck: Detailed Step-by-Step
- 1 Best Way to Clean a Composite Deck: Detailed Step-by-Step
- 2 How to Remove Hard Water Stains from a Composite Deck
- 3 What are the Best Cleaners for Composite Decks?
- 4 Frequently Asked Questions
- 5 Conclusion
Pressure Washer Method
Yes, you can pressure wash a composite deck, but you’ll need to look at the recommended PSI setting for your particular brand. A general rule of thumb and the guidelines for Trex is 3,100 PSI or less, which is still fairly high-pressure.
Here’s what to do:
- If you’re using soap put it in the power washer and spray the deck
- Gently scrub with a soft-bristled brush
- Use your power washer (without soap) to rinse the deck off
Scrub Brush Method
The next method is the safest for cleaning composite decks and easy to do.
Here are the steps to take:
- Sweep or hose debris off the deck
- Wet the deck with a hose
- Scrub each board with a soft-bristled brush and dish soap
- Thoroughly rinse
How to Remove Hard Water Stains from a Composite Deck
If you have hard water stains left on your deck, they’re most likely coming from the water you’re cleaning it off, which makes getting rid of them hard.
What are the Best Cleaners for Composite Decks?
If you’re cleaning a composite deck, one of the best cleaners is dish soap. You can also clean the deck with vinegar.
You can find many more cleaners at your local home improvement store. Just look for one that says it’s safe for composite materials.
Frequently Asked Questions
Can you use Dawn to clean a composite deck?
Yes, Dawn is an excellent choice for cleaning a composite deck. Just about any dish soap will be safe to use.
How do you remove mildew from a composite deck?
The best way to remove mildew from a composite deck is to hose it down and scrub it with soap and a soft-bristled brush and rinse afterward. You can also use a power washer to get rid of mildew if you prefer.
Why is my composite deck turning white?
If you’re noticing white spots on your composite deck, the seal has likely worn down, and the sun is bleaching the boards in areas. You’ll need to contact your manufacturer for specific advice.
Composite decks are very durable and require little maintenance. Sweep it or hose it off regularly. If you need to deep clean, use dish soap and a soft-bristled.
Alternatively, if you have a power washer, you can also use it to do a deep clean. Just be sure to check for the recommended PSI for your particular brand of decking.