# How much is a composite deck installed?

## How much is a composite deck installed?

The average cost of composite decking ranges from \$20 to \$38 per square foot with most homeowners spending between \$5,821 and \$10,826 to install a 12′ x 24′ composite deck with railings. In comparison, a pressure-treated wood deck costs \$15 to \$25 per square foot while a cedar wood deck starts at \$30 per square foot.

How much does it cost to build a 20×20 composite deck?

New Deck Installation Cost The average homeowner spends \$2,200 to build a 10×10 foot deck, \$6,160 to build a 14×20 deck, and \$8,800 to build a 20×20 deck. The cost to build a deck with pressure-treated wood, hardwood, or composite is about \$25 per square foot, for both materials and installation.

### What gap do you leave between composite decking boards?

According to ambient temperature allow a 5 – 7mm gap between end of composite deck board and the fascia.

Do composite decks get hot?

But how hot can composite decking get in the sun? One study found that in direct sunlight, composite decks can reach temperatures from 34° to 76° F hotter than the surrounding air. On an 80° day, that could mean a deck surface temperature of more than 150°.

## Can you put screws in composite decking?

So, can you still use screws to install composite decking? The answer is yes for a solid composite decking (must be pre-drill and must check with manufacture). You can not drill or screw through a hollow composite deck as the screw will become loose and rise in time .

What clips do I need for composite decking?

Fixing Clips: You will need 23 clips per square metre. For example, if you have 45 square metres x 23 = 1,035 fixing clips. Or, you can also work it out as roughly 12 clips per board. Starter Clips: You will need 12 starter clips to run on the first board.

### How do you make a composite deck?

It’s most basic form, composite deck boards are made by mixing wood fibers and plastic. It’s similar in some respects to concrete which is a combination of large and small stone, sand, Portland cement and water. The plastic in composite decking is the binder, while the wood fiber acts to provide strength.

Can composite decking be put directly on concrete?

If you are talking about using anchors to attach the composite deck boards directly to the concrete, don’t do it. Compostie decking needs ventalation under it, not laying flat on a concrete slab. At the very least, put down 2X sleepers on the slab (attach them with Tapcons, NOT anchors),…

## Does composite decking expand and contract?

Composite decking does expand and contract as temperatures rise and fall, and the exact amount depends on the difference between the temperature during installation and your local area’s maximum temperature.

Can composite decking touch ground?

The Ground Is Not The Problem. While composite lumber is an acceptable building material for applications requiring ground contact because of insect and rot resistance, it is not acceptable to use for support structures.