The Daily Insight
general /

Which wood is best for pergola

Western Red Cedar and Redwood are the two most commonly used woods for pergolas, aside from pressure-treated wood. Western Red Cedar (WRC) and Redwood are both naturally stunning woods and often lumped together.

What kind of wood should I use for a pergola?

Western Red Cedar and Redwood are the two most commonly used woods for pergolas, aside from pressure-treated wood. Western Red Cedar (WRC) and Redwood are both naturally stunning woods and often lumped together.

How long do wood pergolas last?

With limited maintenance, expect a wood pergola to last about five years. You can improve its lifespan to 10 to 12 years with annual cleaning, staining or sealing.

Should I use 4x4 or 6x6 for pergola?

To adequately support the lumber overhead as well as give the pergola a sturdy look, you’ll probably need to use 6×6 for the support posts. For a very small pergola with only 4 to 6 feet between posts, 4×4 supports will work.

Can I use treated pine for a pergola?

Softwood timbers form a large percentage of the timber that we use, as the trees from which they come grow quickly and are easily renewable. Treated variants are very hardy and are an affordable solution for structural projects, like pergolas.

What is the best height for a pergola?

The minimum height of a pergola should be no lower than 7’6” to provide enough head room, though most projects call for a range of 8-10′ in height. A lower ceiling feels right-sized for intimate gatherings, while a larger roof is more in scale with a larger structure.

Is Pine Good for pergola?

Pressure treated pine, the most affordable pergola wood option, is also very rot and insect resistant and able to withstand severe elements. Pressure treated pine has chemicals added to give it those properties.

How big can a pergola be with 4 posts?

A very small pergola may use 4 x 4 inch posts as long as it has less than 4 to 6 feet between posts. As a general rule of thumb the depth of hole you use for your posts should be approximately 1/4 of the height of your post.

What is a good size for a pergola?

So, What is a good size for a pergola? For large decks, a common size is 16×24 feet. For backyard or free standing pergolas, about 12×16 works well. And for a small backyard patio, you’re looking at around 12×12 as a common size.

How much does a 12x12 pergola cost?

A typical 12×12 pergola will cost between $4,320 and $8,640 depending on your choice of materials and style.

Article first time published on

Why are pergolas so expensive?

Conclusion. Pergolas are expensive because they are large structures that you want to last. By choosing a high-quality pergola made of fiberglass, steel, or aluminum, you won’t have to worry about replacing it every couple of years.

Is it cheaper to build your own pergola?

One of the best things about a DIY pergola is its moderate cost. A DIY pergola usually will cost less than more complex outdoor structures such as patio covers and gazebos, yet more than arbors and trellises. As with any DIY home project, you pay only for the materials, not for the labor.

Is treated pine poisonous?

In the pressure-treating process, lumber is sealed in a tank, and air is extracted, creating a vacuum. Then a solution containing chromium, copper, and arsenic is added. Because of the vacuum, the chemicals are carried deep into the wood. … All three are toxic, but chromium and copper don’t raise many concerns.

Why is treated pine bad?

Is treated timber dangerous? The chemicals used to preserve wood are designed to be toxic to pests. Some can harm people if not handled properly, or the environment if they leach into the ground and contaminate soil or groundwater. … coming into contact with ash or smoke after treated timber has been burnt.

What's the best timber for outside?

One of the most popular choices and considered by some to be the best timber for outdoor furniture, is Teak. It is waterproof, durable and resistant to sunlight. It is also an aesthetically pleasing wood. This wood does not attract any dirt and is also unaffected by insects.

Is Douglas fir a good wood for pergola?

Douglas fir wood pergolas are better at withstanding strong gusts of winds, thunderstorms, and earthquakes.

Can I use Douglas fir for a pergola?

“If you’re not concerned with longevity, you could use Doug fir,” says Terry. “Keep it maintained by painting regularly, inspecting for signs of insect damage or rot, and make sure the footings are installed correctly so it’s elevated off the ground,” she advises.

What is better pressure-treated wood 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.

Which way should a pergola face?

For the best shade coverage for the majority of the day with an open-roof pergola, place it so the rafters orient north and south. As the sun travels, the rafters cast wide lines of shade under the structure, except around midday when the sun is directly overhead.

How much does it cost to build a pergola yourself?

The cost to build a pergola usually ranges between $2,200 and $5,900, or $4,000 on average. You could spend as little as $1,300 on a basic build while you may pay as much as $10,000 for a custom design.

Do pergolas increase home value?

Here’s what we tell our customers: yes, a pergola will add market value to any house. Since outdoor living has become more popular than ever, the value of properties with a pergola or a comfortable outdoor space has been on the rise. A safe gauge for a deck or backyard improvement is about 50% — 80% for your ROI.

How far can a pergola beam span without support?

There’s not quite enough information here to give a definitive answer, but for decks, a rule of thumb is when supporting joists that span 12 feet, a double ply beam can span in feet a value equal to its depth in inches. Thus, a double 2×12 beam could span 12 feet – with 20′ beams, posts at 10′ might look the best.

Is it hard to build a pergola?

Building a pergola can be a simple to challenging building project depending on what plan you pick so make sure you know your skill level before starting. All the free pergola plans include building instructions, lists of tools and materials that you’ll need, diagrams, and photos.

What is the longest span for a pergola?

There seems to be no definitive beam spans for pergolas, unfortunately. Generally speaking, though, it is recommended that for a 12′ span you will need at least 2″ x 8″ treated or hardwood timber or more. Go much above that, unsupported, and you’re looking at a reinforced beam.

How big of a beam do I need to span 20 feet?

Wood beam size for a 20 foot span:- as per general thumb rule, for a 20 foot span, size of wood beam or lumber joist should be 2×14 which placed at 16″ apart from centre used for residential building or projects or construction in which depth of section of beam is 350mm (14″) and width of beam is 50 mm or 2″.

What materials do I need to build a pergola?

  1. Four long beams of your choosing, usually 4×4 (standard) or 6×6 (for more heft)
  2. 2 x 4 beams.
  3. 2 x 6 beams.
  4. 2 x 10 beams.
  5. Galvanized deck screws.
  6. Hammer.
  7. Ladder.
  8. Shovel.

Will pergola make house dark?

Will a Pergola make a house dark? When built next to your house, whether freestanding or attached, the Pergola can have knock-on effects. The key purpose of a Pergola is to offer shade but if it is constructed outside of a window this may result in the room feeling too dark.

Can I put solar panels on my pergola?

Yes! Solar panels can be added to existing backyard pergolas and other outdoor shade structures including carports, canopies, and pergolas. If a roof-mount is not good for you, adding panels is a great way to still reap the benefits of solar.

What's the point of a pergola?

Yes, pergolas were designed to add shade to your backyard space. They are excellent for providing relief from the harsh, direct rays of the sun while allowing sunlight access to fill the space. Although, as a stand-alone structure, pergolas do not provide full shade, their versatile structures allow many shade options.

How much does a 10x10 pergola cost?

A standard 10×10 wooden pergola starts at $3,360, whereas a 10×10 vinyl pergola would cost you $4,610. Adding additional options to your pergola like a privacy wall and a lattice roof will increase the price slightly. That being said, a high end 10×10 pergola will cost you between $3,000 to $5,000.

Why are pergolas not covered?

So maybe you are wondering, why are pergolas not covered? Pergolas are intended only to provide protection from direct sunlight and are not designed to act as a roof. They offer a sitting area that allows for breeze and sunlight and provides climbing plants for a structure to grow on.