How much does it cost for a 20×20 deck?

A 20×20 deck using the same material would cost $12,000 to $14,000. A 16×20 deck using premium wood or wood composites would cost $11,200 to $19,200. A 20×20 deck using premium materials would cost $14,000 to $24,000.

What’s the cheapest way to build a deck?

Pressure-treated wood, or chemical-treated wood, decks are generally the cheapest material to build decks with.

What is the life expectancy of a wood deck?

about 20 years

How long will a deck last?

Which material lasts longer? A deck made of untreated wood can last anywhere from 10 to 30 years. Decks made of treated wood and composite materials can last as long as 50 years. Many composite decks come with a 20-year warranty – and often a lifetime guarantee.

How much does it cost to replace a small deck?

Deck Repair Cost

Average Cost to Repair Deck
National average cost	$850
Average range	$250-$1,500
Minimum cost	$150
Maximum cost	$10,000

Can you install new deck boards over old?

No; this is not a recommended practice. In many decking replacement jobs, joists end up being replaced, repaired or capped. This is due to the common discovery of decay beneath the decking, usually where the fastener penetrated the joist.

Can you put Trex over old deck?

If the boards on your existing deck are looking a bit worn – and the foundation and deck framing system are sound – you can simply replace the walking surfaces and deck railings with Trex decking and railing. It’s an ideal way to save time and money, while enjoying all of Trex’s benefits over wood.

Can I cover my deck with plywood?

You can build a deck using plywood, but you have to give it ventillation to help keep it dry. Elevate it slightly, and keep it open underneath. The other thing you have to do is protect it from the weather.

Can I turn my deck boards over?

They are treated lumber.” You bet you can flip them. There’s no harm in doing so. While you’re at it, be sure to clean off any debris from the top of the support joists and check for rot at those locations.

Is it worth flipping deck boards?

Most likely, the side not exposed to the beating rain and scorching sun probably still looks pretty darn good. It’s labor intensive, but prying up the boards and flipping them so that the weathered side is down and the less-aged side is up can give you years more service out of the same old materials.

Should you leave space between deck boards?

The goal is to have about an 1/8-inch gap (the diameter of an 8d nail) between boards after the decking has dried to its equilibrium moisture content. If the decking is installed wet, as is often the case for pressure treated material, it is best to install the boards tight, letting gaps form as the wood dries.

Can I reuse old deck wood?

You can use them for a variety of DIY projects around your home. The repurposed wood can be used to create a workbench, flower boxes (if you are using treated wood, the plants can’t be edible in nature), picture frames, benches, chairs, tables, or anything else that you can think of when it comes to repurposing.

What can I put on an old wood deck?

SCRAPE OFF LOOSE FINISH. Remove loose paint or opaque deck stain with a paint scraper.
SCRUB THE SURFACE. Use a stiff bristle brush to remove flaking stain or dirt.
APPLY CLEANER. Apply a deck brightener/refinisher product to wood surfaces.
POWER WASH DECK.
APPLY FINISH.
USE A BRUSH.

What can I do with old deck rails?

Check out the list below.

Make a kitchen pot rack. For a rustic look in the kitchen, repurpose your old porch rails into a pot rack.
Turn it into indoor railing.
Turn it into a porch ladder.
Turn it into a table.
Make an apron rack.
Turn old railings into a console table.
Create a rustic headboard.
Make candlesticks.

What can I do with my old deck?

How to Dispose of Old Deck Wood

Sell it. Imagine if you could get rid of all that unwanted wood, and get paid for it!
Give it away.
Trash Pick-up.
Reuse It.
Trash removal services.
Local landfill.