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FAQs Composite Decking

What is composite decking made of?

Most composite decking boards are made up of wood or plastic, but Millboard products combine wood free polyurethane with mineral stone to create a tough resin.

Why choose composite decking?

Unlike traditional timber decking it won’t split, rot or warp and doesn’t require sanding, painting or sealing to preserve it.

Why is composite decking grooved?

Grooved decking surfaces ensures a clean finish without visible screws when the decks are fitted in place.

Is composite decking worth the cost?

While it is more expensive than its timber equivalents, composite decking require practically no maintenance other than a good power wash once or twice a year

What is capped composite decking?

Capped composite decking is where the boards are comprised of a wood/plastic core with an added polymer protective shell. The PVC coating prevents mould and mildew attacking the composite.

Which composite decking material is best?

Millboard’s composite decking solutions are widely regarded as market leaders as their polyurethane and mineral stone combined products is one of the most stable materials available. It won’t rot, warp and there is minimal board movement.

How long does composite decking last?

While traditional wooden timber decks have an average lifespan of 10 to 15 years, as composite decking is weather, insect and rot resistant, it can last anywhere between 25 and 30 years, if not longer.

Is composite decking toxic?

Composite decking does not contain toxic chemicals that are often found in pressure treated timber deck solutions.

Is composite decking slippery when wet?

With its textured finishes, composite decking is more slip resistant than wood with smooth spots, which tend to be slippery when wet. Water and ice accumulation can make any deck surface a potential slip hazard though.

Will composite decking burn?

Composite decking is traditionally more fire resistant than its timber equivalent, but it is advisable to check a product’s fire ratings.

Does composite decking fade?

Where natural wood, if left untreated, will eventually fade to grey, composite decking is more fade resistant, but will tend to get lighter in colour tone as time passes.

Can composite decking be used indoors?

Although not commonly used indoors, composite decking is suitable for interior flooring solutions, but would require a solid base.

Can composite decking be put directly on the ground?

As composite decking is highly resistant to rot and insects it is a more suitable choice for ground contact.

Can composite decking be installed over concrete?

Yes, it is possible to install composite deck over a concrete surface, but as with any hard surface, it is best to have a sleeper support system between the two.

Got any questions specifically about Millboard’s superb composite decking products? Follow this link to find out more

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