Is Redwood better than pressure treated wood?
Mason Cooper
Published May 17, 2026
Pressure-treated lumber is rot and insect resistant, but it's cheaper than redwood or cedar and is widely available across the U.S. Deck builders use it to build the support systems for decks because it holds up well and is often masked by the deck flooring.
In this regard, how long will pressure treated wood last?
40 years
Beside above, should I use pressure treated wood for a deck? Pressure-treated lumber is the logical choice for the structural part of your deck—the posts, joists, beams and other members you normally don't see. Pressure-treated lumber can support more weight and span longer distances than cedar, redwood or other woods commonly used for building decks.
Considering this, what is the best wood to use for a deck?
- Cedar. Using Cedar for decks is one of the most popular options because of it's durability and resistance to moisture.
- Redwood. Redwood is another western soft wood that is frequently used in outdoor deck builds.
- Pressure Treated Wood.
- Tropical Hardwoods.
- Composite Wood.
What is the most durable decking material?
Just like composite decking, plastic is durable and easy to maintain, requiring regular cleaning with just a garden hose or bucket and mop. Plastic will not warp, crack, or split over time, and it's impervious to moisture, rot, decay, and insects.
Related Question Answers
How long will pressure treated wood last underwater?
3) A deck built with pressure treated wood will last a long time. Promotional literature promises lifelong performance for pressure treated wood. The Forest Products Laboratory and other research groups have shown that treated wood stakes placed in the ground for more than 40 years remain rot-free.Do you need to seal cut pressure treated wood?
Whilst treating or sealing any cut ends is important with any Treated Lumber product, maintaining a sealed end is most important when applicating Pressure Treated lumber in-ground, such as Fence Posts and Landscaping / Retaining Wall.Will pressure treated wood rot if buried?
Pressure-Treated Wood Makes the Grade Pressure-treated wood in contact with the ground needs the most protection, and will rot in just a few years if you use the wrong grade. If your wood will touch the ground or be buried, you should get the highest grade you can, up to .Will wooden posts rot in concrete?
A: Actually, your point is well taken. Simply setting the posts in concrete does create a condition that will accelerate rot in the bottom of the posts. With pressure-treated posts, the rot will be slow. Concrete should be poured around the post - no concrete under the post.How can I make pressure treated wood last longer?
The best way to protect your treated wood deck is to apply a deck preservative. Like we mentioned earlier, stains, paints and sealants are the best choice to use. You can find these items easily at the local hardware store.When should I use treated lumber?
While many homeowners wonder if they should use pressure-treated wood for a specific project, the answer is simple. Wood for any outdoor project should be pressure-treated; wood for indoor projects should be left as is. The sawdust from pressure-treated wood is an irritant to the eyes, skin, and nose.Is brown pressure treated wood better than Green?
Wood treated without solvents Although it is a more expensive option, wood that has been pressure-treated using micronized copper azole (MCA), which is a darker brown in colour, is less prone to off-gassing, and the preservative is less likely to wash off. As a result, it protects and retains its colour for longer.Can pressure treated wood touch the ground?
Pressure-treated wood is softwood lumber, typically southern yellow pine, that's been chemically treated to resist rot, decay and termites. Lumber treated to “Ground Contact” has a high chemical retention level and can be placed directly on or in the ground with better protection against rot or decay.Which lasts longer cedar or pressure treated wood?
As a general rule, cedar will remain in good condition and require less maintenance than pine if installed above the ground. Pressure-treated pine is less likely to decay if planted in soil, so the posts often last longer.What is the best pressure treated wood to use for a deck?
The three common choices when it comes to wood decks are redwood, cedar and pressure-treated wood that can be made of various types of wood species. Redwood and cedar are both naturally insect and rot resistant and have a natural look, but each has its own inherent issues.How long should a wood deck last?
15 yearsWhat is the best low maintenance deck material?
Composite or synthetic decking is the ultimate choice for a low-maintenance, long-lasting deck.Can pressure treated wood be painted?
Yes, you can paint pressure-treated wood. However, for a long-lasting and great-looking finish, you'll need to take a few key things into consideration, such as: Type of paint used. Moisture content of the pressure-treated wood.Can you use non pressure treated wood for a deck?
It's because the chemicals used to pressure treat wood aren't safe for humans. This is why non-pressure treated wood is still required for use indoors, and why builders recommended that you only use pressure treated lumber for the support structure of a deck and switch to untreated wood for the surface.What should I use for deck boards?
Decking and railings: These are the most visible parts of your deck, so you'll want to use the best lumber you can afford. Redwood, cedar, and cypress, as well as the exotic species are good choices, but since most decking boards from domestic woods are sapwood and not rot resistant, you should treat them.Is Cedar better than pressure treated wood for decks?
White cedar tends to cost the most for fences and decks. Homeowners often see it as a high-end material. However, it is weaker than pressure-treated wood, and not as rot-resistant as red species.What decking material should I use?
The three most commonly used materials for decking are pressure-treated wood, wood-composite (a mixture of wood fibers and plastic), or an all-plastic decking made of polyvinyl chloride (PVC).How do you keep pressure treated wood from rotting?
Pressure treated wood can crack and split from water exposure and this will allow fungi to get into the cracks and create wood rot. If you have a pressure treated deck this can be a harder problem to avoid. The best way to protect your treated wood deck is to apply a deck preservative.Is it better to stain or paint pressure treated wood?
Staining treated wood Not only can you stain treated wood, staining and painting pressure treated wood is actually good for your new deck. Although the treated wood doesn't need to be protected against rot, staining it will help reduce surface cracking.Can I use 2x6 for deck joists?
2x6 joists should only be used on ground-level decks that do not require, and will not provide for, any guards. Most decks use 16" on center spacing for joists. Most decking is not strong enough to support longer spans than 16".Is pressure treated wood worth it?
While many homeowners wonder if they should use pressure-treated wood for a specific project, the answer is simple. Wood for any outdoor project should be pressure-treated; wood for indoor projects should be left as is. The sawdust from pressure-treated wood is an irritant to the eyes, skin, and nose.What is the advantage of pressure treated wood?
Durability. Pressure-treated wood is more durable than many other types of wood, better-able to resist dents, scratches, and wear. Pressure-treated wood's extra strength gives it a long lifespan, ensuring that it will last for decades to come with proper care. Ease of repair.How far can a 2x6 span?
Deck Joist Spacing| Joist Spacing (o.c.) | 12" | |
|---|---|---|
| Species | Size | Allowable Span |
| Southern Pine | 2x6 | 9'-11" |
| 2x8 | 13'-1" | |
| 2x10 | 16'-2" |
Should you paint treated lumber?
Not only can you stain treated wood, staining and painting pressure treated wood is actually good for your new deck. Although the treated wood doesn't need to be protected against rot, staining it will help reduce surface cracking.What happens if you stain pressure treated wood too soon?
The truth is as soon as the wood is dry enough, it is ready to be stained. There is no waiting period for today's pressure treated wood to let chemicals leach out. Waiting too long to stain and protect your deck means the wood loses more of its ability let the stain adhere.What are the disadvantages of composite decking?
Cons of Composite Decking- Price. Price is the most recognized disadvantage of composite products.
- Little to no ROI. Even with the replacement costs of treated lumber factored in, composite carries a higher price tag.
- You can't avoid treated lumber.
- Composite deck colours are permanent.
- Fading and damages.
What is the most cost effective decking material?
Wood decks need regular care every few years, including: Deck sealing costs $600-$1,250.6 Best Wood Decking Material.
| Material | Cost Per Square Foot | Advantages |
|---|---|---|
| Cedar | $17-$22 | Classic look |
| Bamboo | $4-$6 | Durable, sustainable |
| Mahogany | $8-$30 | Natural color, resilience |
| Pressure-Treated Pine | $10-$12 | Widely available |
What is the best low maintenance decking?
A guide to Trex, Correctdeck, Timbertech, Veranda and other low-maintenance decking materials. Composite or synthetic decking is the ultimate choice for a low-maintenance, long-lasting deck.How long do Composite decks last?
25 to 30 yearsWhat is the cheapest composite decking?
Comparing Prices of Composite Decking| Brand | Cost Per Linear Foot | Code Compliance Report |
|---|---|---|
| Deckorators | $3.79 | ESR-1573 |
| EnDeck | $4.17 | CCRR-0144 |
| Evergrain | $3.69 | CCRR-0177 |
| EverNew | $3.99 | CCRR-0219 |
