Is Composite Decking Slippery?
Deck safety is one of the most important things to think about when you’re outside. One of these is slip resistance, which is very important to many homes with children. Traditional wooden decks are dangerous to walk on when they’re wet and are hard to keep up. High-quality and cheapest composite decking is a current option that usually keeps people from slipping more than wood decking. But its slip resistance can vary significantly depending on the quality of the composite deck board, its texture, and how well it is maintained.
Choose textured, non-slip goods to lower the risk of slipping. Composite decking that doesn’t slip reduces the risk of falls, even when it’s wet. This piece talks about how slip-resistant composite decking is and what factors affect it. With this information, you can make a beautiful and safe outdoor space.
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Table of Contents
Composition of Composite Decking
To understand the slip resistance of composite decking, one must first grasp its composition. Composite wood decking is made from wood fibers and recycled plastic. This unique material combination endows it with numerous properties surpassing those of wood:
- Rot and Mold Resistance: The plastic component effectively resists moisture erosion. Its surface doesn’t let mold grow, so it doesn’t have the problems that wood usually has with rot and mildew.
- Resistance to Warping and Cracking: Composite deck boards offer exceptional structural stability. It resists warping or cracking due to weather changes.
- Wear and Fade Resistance: Capped composite decking surfaces usually have a protective cover that is co-extruded. This layer better withstands daily wear and UV exposure, extending its lifespan.
These properties form the solid foundation for composite decking’s slip resistance. Wooden decks often become slippery due to rot and the growth of mold and algae. Composite deck materials provide a more stable and cleaner surface.
Factors Affecting Composite Decking Slip Resistance
The slip resistance of composite decking is influenced by multiple factors, including:
Surface Texture
The most direct thing that affects how slippery composite decking is is the texture of the surface. The surfaces of early composite deck boards were often pretty smooth. Even though it was fine when it was dry, the friction dropped a lot when it got wet. Modern, high-quality composite decks often look like the natural grain of wood. It has surfaces that are textured with micro-grooves and raised designs.
These small ridges and dips make the surface stickier, even when it’s wet, which makes it much less likely that someone will slip. Some items have designs or grooves that are deeper. This not only makes the wood look better, but it also makes it less likely that someone will slip.
Environment
When water builds up on any surface, it becomes slippery. This is also true for composite decks. Most of the time, rainwater makes decks slippery. For areas that get colder, snow and ice can make outdoor surfaces very slippery, so extra care needs to be taken. Also, morning dew can leave a thin film of water on decks. So, quickly getting rid of any standing water on decks also lowers the risk of slipping.
Contaminant Accumulation
This is the most easily overlooked factor. Even if the anti-slip deck itself has good slip resistance, contaminants on the surface can form a slippery film. Dust and soil that accumulate over time turn into mud when wet, reducing friction. Fallen leaves, pollen, and other organic matter gradually decompose, forming slippery organic residues.
Mold, algae, and lichens can grow quietly in wet, dark places. The chemicals they release are very slippery and are the main reason why decks are slippery. Although composite decking is mold-resistant, these microorganisms may grow on accumulated dirt.
Product Quality
The slip resistance varies among different composite decking brands. Inexpensive composite decking may have deficiencies in its anti-slip design and material formulation. Premium composite wood decking prioritizes slip resistance. Therefore, selecting reputable brands like Trex and EVODEK is crucial.
Installation Method
Professional installation fundamentally enhances deck safety. When you install composite decking, you should give it a slight slope so that water can drain off quickly when it rains. Proper spacing between boards also ensures water drains downward rather than pooling on the surface.
Maintaining Composite Deck Slip Resistance
Proper maintenance is key to preserving long-term slip resistance. Minimize slip hazards through these four practices:
Regular Cleaning
Cleaning is the simplest yet most effective maintenance step. Use a soft-bristle broom or leaf blower to regularly remove leaves, dust, and debris. Aim for weekly cleaning, especially during tree-heavy seasons. Conduct thorough deep cleanings twice yearly: once in spring to remove winter grime, and once in fall to sweep away leaves before winter. Avoid harsh acidic or alkaline cleaners, as they can damage the deck surface.
Promptly Remove Standing Water and Ice/Snow
After rain, immediately clear any pooled water on the deck to accelerate drying. This process itself helps remove some debris. Apply rock salt or calcium chloride de-icing products to the deck before snow. This will keep the ice and snow from sticking to the surface. If snow has already accumulated, use a plastic snow shovel for removal. Never use metal shovels or abrasive tools, as they can scratch the deck surface.
Ensure Proper Drainage
If your deck frequently accumulates standing water, it may indicate drainage system issues. First, look for mud, moss, or other debris that might be blocking the spaces between the deck boards. If you find any, clean these spaces out consistently.
Standing water might not be caused by gaps that are closed, but by the wrong slope being used during installation. In this case, you should add to or improve the drainage system so that water can flow away easily.
Consider Anti-Slip Measures
For places that need to be extra safe against slips, like pool decks, use the following options:
- Select Anti-Slip Models: Opt for composite deck materials specifically engineered for pool areas. These features specialize in anti-slip textures for maximum safety.
- Install Anti-Slip Mats: Place outdoor anti-slip mats in high-traffic zones. They provide an additional safety barrier.
Conclusion
Composite decking offers excellent slip resistance. Compared to traditional wood decking, composite deck materials resist decay and mold. They remain safe even in damp conditions. Modern composite decking further enhances slip resistance through meticulously designed textures.
However, water, ice, snow, and debris can make any surface slippery. Therefore, choose products with slip-resistant textures and ensure proper drainage during installation. Your composite decking will always be a safe, beautiful, and easy-to-take-care-of place to relax outside. For further questions about composite decking, consult EVODEK. We offer premium composite decking products.
FAQ
Which is More Slip-resistant: Composite or Wood Decking?
High-quality composite decking is generally more slip-resistant. One reason for this is that composite decking doesn’t rot or crack, so it keeps its structure over time. Many composite deck boards also feature specialized anti-slip textures. Also, mold and algae growth are less likely to happen on composite decking than on wooden decking, which is why it is less slippery.
What Should I Do If Composite Decking Becomes Slippery Due to Algae?
If algae has already grown, a thorough cleaning is necessary. Spray a specialized composite deck cleaner onto the surface and let it sit for a period of time. Scrub with a brush, paying special attention to areas where algae has accumulated. Finally, rinse thoroughly with clean water. After cleaning, resume regular sweeping to prevent algae from growing back.
Is Walking Barefoot on Composite Decking Slippery?
Walking barefoot on a textured composite deck board is generally not slippery when dry. However, the risk increases when wet, as a film of water can form between the skin and the deck, reducing friction. So, it’s best to wait until the deck is totally dry before going barefoot on it. You may also consider installing non-slip mats in areas prone to moisture, such as pool decks.
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