Quick Answer

You Asked What lengths do pressure treated deck boards come in?

Nominal Product Length (ft.)

  • 4 ft. (5)
  • 6 ft. (1)
  • 8 ft. (4)
  • 10 ft. (5)
  • 12 ft. (5)
  • 16 ft. (4)
  • 20 ft. (2)

How much does pressure treated deck boards cost?

The average cost of basic pressure treated pine runs about $15-$25 per square foot. Fancier woods will cost a bit more, usually between $25-$30 per square foot. This is the cost for a basic deck.

What is the best size board for decking?

Width: Six-inch wide boards are ideal in most cases. Four inch wide material takes longer to install, creates more gaps and requires a lot more fasteners—but you can use it. Eight inch wide boards, because of their greater width, have more of a tendency to crack and cup
avoid using them.

What sizes does decking boards come in?

What Is the Standard Deck Board Size? Common deck board widths are 4”, 6” and 8”. The widths are readily available in most lumber or building supply stores, and the number of pieces easily calculated into deck dimensions. Other widths may be used for aesthetics and effect.

How many decking boards do I need for a 10×10 deck?

For a 10×10 square deck, you would therefore need twenty-two 10′ deck boards. Dimensions for deck boards can vary depending on the look you want and the deck board type you use. However, the most common is a 5/4” thick by 6” wide deck board of any length.

Should deck joists be 2×6 or 2×8?

For upper-level decks, 2×10 is recommended as the minimum size to use for strong guard post connections. 2×6 joists should only be used on ground-level decks that do not require, and will not provide for, any guards.

Why is pressure treated wood cheaper?

An obvious advantage of untreated lumber is its price
it’s much cheaper than treated lumber. Since CCA-treated lumber was taken off the market, new treatment techniques use high levels of copper, which is more expensive. As a result, the cost of treated wood has risen considerably [source: Morrison].

How long does pressure treated wood last?

How Long Does Pressure-Treated Wood Last? It depends on the climate, the type of wood, its uses, and how well it’s maintained. While pressure treated poles can stay up to 40 years without any signs of rot or decay, decks and flooring might only last around 10 years.

How much does it cost to build a 16×20 deck?

On average, you can expect to pay about $20,000 for a 16 x 20 foot composite board deck.

Can I use 2×6 for deck boards?

Wood decking is commonly available in 2×6, 2×4, 5/4 x 6, and 5/4 x 4 profiles. 5/4 x 4 and 5/4 x 6 is produced specifically for decking and can be found milled with a radius or bullnose edge. 2×4 and 2×6 are thicker and stronger, but they also tend to be more expensive than a 5/4 board of the same width.

Should you leave a gap between deck boards?

Determining Deck Board Spacing

When using wood decking, you want a gap of at least 1/8 of an inch after your decking has dried out. If you’re using decking that’s already been dried out, you can leave a 1/8-inch gap when you install. Many decks will use “green” wood, or wood that hasn’t been dried down or kiln dried.

Can I use 1×6 for deck boards?

Width of material: We recommend only 1×4, 5/4×4 or narrower boards. Never use 1×6 or 5/4×6 material in close to ground applications. Spacing between boards: You must allow space for your deck boards to expand when they take on moisture, as they will inevitably do when exposed to wet weather, rain or high humidity.

Should I use 2×4 or 2×6 for deck?

Most builders stick to using a minimum of 2x6s for deck floor joists. If you want to add guardrails and stairs, you need at least 2x10s. 2×4 and 2×6 joists are ideal for ground-level decks without guards.

What is a 5 4 deck board?

Decking boards come in varying thicknesses that can be a bit confusing. There is a nominal thickness and then an actual thickness. The most popular thickness for decking boards in North America is a 5/4 thickness which is an actual 1” thick.

What can I use instead of decking boards?

Cheaper alternatives to decking

  • Gravel. Most people don’t consider gravel as an option but it can be a good alternative.
  • Paving.
  • Rubber mats.
  • Poured concrete.
  • Pallet decking.
  • Bark chippings.
  • Self binding gravel.
  • DIY decking kits.

What do I need to build a 8×10 deck?

You will need six 4-by-4 or 6-by-6 pieces of lumber for the posts and four 2-by-10 pieces of lumber that are at least 10 feet long. The latter will combine to make up the two large beams to support the deck. You will also need eight 2-by-6 beams for your joists, which have to be at least 8 feet long.

How many deck boards do I need for a 12×12 deck?

You will need 18 boards of 2-by-6-inch lumber or nine 2-by-10 inch boards to build the joists, also known as the beams. You should purchase an additional 25 percent wood to allow for framing pieces and waste.

How do you stagger deck boards?

A common method for staggering a deck is to start the first row with a full plank, then cut one-third of the next row’s first board off the end. The row after that has an additional one-third cut off and then repeat when you get back to a full board.

How far can a 2×8 span without support?

In general, a 2×8 will span 1.5 x 8, so 12-feet. Based on all factors though, a 2×8 joist span is 7′-1” to 16′-6”, and a rafter 6′-7” and 23′-9”. In this guide, we’ll explain what span means in terms of construction, factors that impact the span, and how much weight a 2×8 can support.

Can you build a deck out of 2×8?

2×8 for joists will be fine, with 16″ OC. Should use 2×10 for beams but 2×8 will be fine as well. If you are worried you can triple the 2×8 for the beams but double will be sufficient. You should put the beams at 7 and 14 feet out from the house, with the piers you should do 3 per beam with spacing of 1, 7, 13.

How far can a 2×8 joist span without support?

But first, generally, how far can a 2×8 span without support? Depending on various factors, the maximum span for a 2×8 floor joist is 16′ 6”. The maximum span for roof rafters is 23′ 9”. For headers, the maximum span is 11′ 2”.

What is a drawback of pressure treated wood?

Chemical risks.

Because this type of decking is treated with chemicals for protection, it can be hazardous when not handled correctly. If the wood is burned, trimmed, or cut, it can release harmful toxins into the air. Pressure-treated wood should not be used for gardens or come in frequent contact with food and water.

Which is Better pressure treated or cedar?

When it comes to comparing treated wood vs. cedar, pressure-treated wood is the sturdier and more weather-proof of the two. It’s highly resistant to insect attack and rot, and special versions rated for “ground contact” can be buried in soil and will continue to shrug off decay for decades.

Is pressure treated lumber Good for decking?

In all, pressure treated wood, like anything, has its good qualities and its not-so-good qualities. But, with excellent features such as its resistant to fungal decay and termites as well as its attractive price-point, pressure treated wood is an outstanding choice to use for the construction of your deck.

Do you need to seal pressure treated wood?

Although treated wood is protected against decay and termite attack, the application of a water-repellent sealer to all exposed wood surfaces is recommended upon completion of construction. This sealer will help control surface checking (splitting or cracking) and provide an attractive appearance.

How soon can you stain pressure treated wood?

How long do you have to wait to stain pressure treated wood? Wait until the wood is completely dry. Depending on climate conditions, pressure-treated wood can take anywhere from a few weeks to a few months.

Why is my pressure treated wood rotting?

Any pressure treated wood rot is usually due to a fungal issue. The fungi that cause this are very small organisms that move into the wood and feed on it over time. This causes the pressure treated wood to decay and soften which then turns into rot. All kinds of fungal issues basically create the same problem: rot.

How much would it cost to build a 10×10 deck?

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 is the cheapest way to build a deck?

Pressure-treated wood is generally the cheapest material to build decks from. For up-front savings, that seems great, but don’t forget long-term costs. Wood decks require yearly maintenance such as staining or painting, and they’ll often break down quite quickly if you fall behind on maintenance.

Is it cheaper to build your own deck?

According to Remodeling magazine’s 2021 Cost vs. Value report, on average, a homeowner can recoup around 63% of the cost of a composite deck or almost 66% of the cost of a wood deck. Why? Because home buyers are willing to pay top dollar to own a deck.