Does composite decking need maintenance?
It's true that many composite decking options require very little maintenance but they do need basic cleaning in order to keep them looking presentable No, you don't need to repaint or reseal composite decking, and it is very resistant to rot, however, it's a good idea to sweep them clean weekly in order to prevent the growth of mold and lichen.
Is composite decking slippery when wet?
Composite decks are not slippery even when there is water on the surface. The problem, however, is when there is an accumulation of both ice and water on your composite decking. Aside from being the cause of accidents, ice, and the removal of it, can cause some damage to your patio. Non-anti slippery composite decking.
Is composite wood waterproof?
Composite decking does not absorb water. When moisture gets trapped under the decking and on top of the wood joists, it stays there and keeps it from drying properly. Homeowners who are looking for waterproof composite decking materials should look for those that have special features.
Why is composite wood so expensive?
Most composite decks are manufactured from the by-products of wood such as wood chips, sawdust, and recycled plastic materials.
This unique combination makes composite decks expensive than other types of decking material.
How much does composite wood cost?
Averaging between $3.50 and $6.00 per linear foot, the cost of installing a high-quality composite deck will certainly be higher than building with traditional pressure treated lumber, which can cost between $5.00 - $7.00 per (8') board.
What are the disadvantages of composite decking?
A pricey alternative to wood. Durability comes at a cost, as composite decking is more expensive than wood.
Composites aren't natural.
Composite decks aren't completely maintenance free.
You'll need to comparison shop.
Cons of Composite Decking
What are the problems with composite decking?
One of the most common complaints about composite decking is mold. Decking that is in shaded area or areas that tend to get wet frequently have been shown to grow mold and stain the deck. This is not restricted to composite decking. Wood decking can grow mold, mildew and algae.
How long do Composite decks last?
Composite decking can last over 20 years with the proper care and maintenance. Composite holds up better under hot or cold weather shifts. Composite is resistant to rot, mold, and termites, which can take their toll on wood decking materials. Composite does not require as much upkeep as wood.
20 years
  • Why is composite wood so expensive?
  • How much does composite wood cost?
  • What are the disadvantages of composite decking? Cons of Composite Decking
  • What are the problems with composite decking?
  • How long do Composite decks last? 20 years
Maintaining your deck is crucial if you want it to last for a very long […]

Maintaining your deck is crucial if you want it to last for a very long […]

Maintaining your deck is crucial if you want it to last for a very long time. One of the many maintenance treatments for decks is applying seals. Traditional wooden decks require sealing to keep them in excellent shape. But how about composite decking? Can you put sealer on composite decking?

Sealing Composite Decks

Composites are materials made from thermoplastics and wood fibres. It looks and feels similar to wood. So many often wonder whether it’s safe to use sealants of composite decking. The short answer is yes. However, the question is, should you? There are some things you may need to consider first before using sealants and other similar products.

Before anything else, you will want to read any instruction manuals and guidelines from your boards’ manufacturers. Many brands don’t recommend seals for their products. Seals won’t work on several decking board varieties, and you will only be wasting money by doing so. What’s more, many brands specifically advise against it. Doing so can potentially void the warranty coverage of your decking boards. 

Composite decking materials have greatly improved over the years. Not only are composites more beautiful today, but they are also more resistant to issues such as moulds, mildew, and weathering. Unfortunately, that means older boards are not as high-quality as the ones today. First-generation composites suffer from water issues and mould growth. If you have the same problem, treating it with seals is an excellent solution. 

If you have composite decking boards produced recently, you won’t likely need to seal them. But in any case, you still have the freedom to choose whether to use sealants or not. In conclusion, you can use sealants for your composite deck if your boards’ manufacturers say you can do so. It’s also an excellent way to solve water pooling and mould growth problems for older composite decks. 

Advantages of Sealing Composite Decking

There are many advantages to sealing a deck. Even composite decks can benefit from it. One of the best reasons to apply sealants to your composite deck is to make it easier to maintain. With a sealed deck, you’ll spend less time cleaning it. You can also avoid several problems, such as moisture damage, mould growth, and staining. Many varieties of seals also protect the deck from fading.

Another reason to seal a composite deck is to brighten the colours of the deck. While it takes a while before it happens, composite decks may fade due to constant sun exposure over time. For faded composite decks, a coating of sealants can make it look new again. 

Disadvantages of Sealing Composite Decking

While there are more than a few reasons to seal your composite deck, there are drawbacks that you should consider. As mentioned, you will void the warranty of your decking boards if your manufacturers advise against it. You would potentially waste money by doing so. 

Another disadvantage of sealing composite decks is ironically due to maintenance cost. While it makes the deck easier to clean, you will need to regularly re-seal the deck once you start doing it. While it may not seem much, the added cost will pile up over the years. 

Should You Seal Composite Decks?

You can seal a composite deck like a wooden deck. However, it doesn’t always mean you need to do it. In some instances, it can be harmful to your deck. It can void the warranty or increase the maintenance cost. However, there are also several advantages. It makes composite decks easier to clean, renews older and first-generation decks, and protects them from moisture and moulds. The bottom line is, you’ll need to decide whether your deck needs sealing or not. 


Read full article on Ultra decking


Not All Synthetic Decking Is "Composite".
Not All Building Codes Allow Composite Decking.
Composite Lumber Is Not Just Decking.
Composite Lumber Can Be Expensive.
Higher-Quality Products Look More Like Wood.
Composites Can Be Slippery When Wet.