A slippery deck can cause harm to an individual. What can make a composite decking slippery? There are a lot of factors that can make a deck slip. Moisture, the build-up of algae, and ice can also cause decking to slip. Apart from that, if you don’t sweep your decking regularly, the decking will be slippery. However, some composite decking has a slip resistance that can prevent the decking from slipping. It is still important to know how to make composite decking less slippery.

How to Make Composite Decking Less Slippery

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There are different ways to make composite decking less slippery. Reading about these ways will make you keep your deck from slipping. Let’s consider some of the ways to keep composite decking from slipping.

Sweep Your Composite Decking Boards Regularly

First, sweeping the composite decking will prevent it from slipping. Regular cleaning will make your composite decking less slippery. It is an easy and affordable way you can make your decking less slippery. Cleaning the deck will also prevent the build-up of dirt, mould, and algae. 

Use Pressure Washer

Another way to make composite decking less slippery is by pressure washing. Pressure washing the deck to make it less slippery is an easy method. Composite deck owners can wash their decking with a pressure washer. A pressure washer can remove anything that sticks on the composite decking surface. You can add cleaning solutions to the pressure washer if you like.  It can easily remove debris, algae, mould, and mildew. A decking expert recommends pressure washing a decking once or twice yearly.

Apply Mildew, Algae, and Mould Remover

Most times, a mould, algae, and mildew build-up is what can make a composite slippery. To make a composite decking less slippery, apply algae or mould remover. Apply it to the deck surface and use a brush or broom to remove the algae. You can also use a mop to apply the remover on the entire decking, including the joist. Additionally, after applying it to the surface, allow it to stay for a while before removing the algae. You can get algae or mould remover in store. 

Remove Snow to Make Composite Decking Less Slippery 

Snowfall during winter can cause a deck to slip. When the snow accumulates on the deck, it can form ice on the deck’s surface. To make composite decking less slippery, ensure you clear the snow off the deck. It will prevent the composite decking from being slippery. It’s important to note that salt is not recommended for use on deckings. It causes premature damage to a deck. If you want to remove the snow that piles up on your decking, use ice melt. 

Install Anti-Slip Mats

Another way homeowners can make decking less slippery is to use an anti-slip mat. Buy anti-slip mats in stores and place them on the decking. The mats will provide a grip that make the composite decking less slippery, even if it is wet.

Use Non-Slip Paint to Coat the Decking

 In addition, homeowners can also apply anti-slip paint on their decks. The anti-slip paint will make composite decking less slippery. You can apply the paint to the surface of the deck. Additionally, you can use a brush or rollers to coat the paint on the deck’s surface. Ensure the deck is clean before coating the surface with anti-slip paints. 

Apply Anti-Slip Tape to make Decking Less Slippery.

Anti-slip tapes are easy to use. It is an easy way to make composite decking less slippery. The anti-slip tape provides traction when you walk on the decking. Even when the composite decking is wet, the anti-slip tape will provide a grip. It will prevent you from slipping while walking on the deck. In addition, when applying the anti-slip tape, ensure the decking is clean and dry. You can apply the tape by sticking it on the deck’s surface.

 Leave Gaps Between the Composite Decking

While installing the composite decking, ensure that gaps are between the deckings. The gaps or spaces between the composite decking allow for water drainage. It ensures that water is drawn from the deck’s surface, thereby preventing slipping. If dirt or debris is blocking the holes, remove the dirt. It will make the water drain freely. Apart from that, it will make composite decking less slippery. 


You can make composite decking less slippery by cleaning it regularly. Apart from that, you can use an anti-slip mat, tape, or paint on the decking surface.