How to Remove Green Algae and Clean Decking using Sodium Percarbonate may earn a tiny commission (at no extra cost to the user) if a purchase is made through clicking a link.This goes to help with the running of the site and I really appreciate the support.

How to Remove Green Algae from Decks Using Sodium Percarbonate

Wet weather can soon take it’s toll on your wooden deck. If you want to remove green algae from your deck and make it look like new, a good clean with sodium percarbonate can really brighten and refresh the wood.

There are many deck cleaners and wood revivers on the market and they all do a good job. You only have to read some of the reviews of these products on  Patio and Deck Cleaners Best Sellers list  to see that you are not wasting your money. However there is a kinder, safer product out there which does just as good a job!

Why use Sodium Percarbonate to remove green algae from your deck?

Apart from being safe to use around the home and garden, sodium percarbonate will not damage the plants or grass around your decking. When mixed with water, sodium percarbonate produces oxygen. It is this oxygen that lifts the dirt from the deck.

7 Good Reasons to use Sodium Percarbonate to Clean your Decking

  1.  100% No Odour. There really is none, zero, zilch!
  2.  Eco friendly, no impact on the environment.
  3.  No staining of surrounding areas.
  4.  No nasty chemicals hanging around in the garage or shed. Sodium percarbonate has many different uses in the home too.
  5. Prevents regrowth of algae.
  6. It is non toxic and non corrosive. It simply breaks down organic stains and bacteria using oxygen which help to the lift dirt from the surface, sterilising and d-eodourising as it goes.
  7. Safe for pets and the family

The best way to remove green algae and clean decking with Sodium Percarbonate.

  1. Damp down the decking with a hose pipe.
  2. Sprinkle the granules over the whole deck. Ideal If you have grooved decking boards making up your deck.
  3. Alternatively Mix 50 grams with 1 litre of warm water in a watering can or sprayer. Spray or water the whole deck until soaked.
  4. Wait 15-20 minutes, the dirt will start to bubble up off the deck.
  5. Give the deck a light scrub with a deck brush and then rinse off with fresh water
  6. As the deck dries it will gradually lighten in colour over the following days. This is a perfect time to oil or seal your deck to protect it from the harsh weather.
how to clean decking
The oxygen produced, lifts the dirt from the deck
Deck Cleaning & Reviving Products
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