Pressure-treated lumber should last longer. Any preservative applied to untreated wood would only affect the surface to a few mm inside, so would have to be reapplied more frequently.

What is the best wood to use for a fence?

The most popular woods used for fencing are pine and cedar, though cypress and redwood are also good options.

  • Pine wood is common because of its relatively inexpensive cost and longevity. …
  • Cedar doesn’t require much maintenance and the wood contains natural insect-repelling substances.

How many years will pressure treated wood last?





40 years

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.

Does cedar last longer than pressure treated?

Longevity. Cedar decks last 15 to 20 years, compared to 10 to 15 years for pressure-treated wood.

Is cedar or pressure treated better?

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.

How long will pressure treated 4×4 last in the ground?





A treated 4×4 will last 20 to 25 years in the ground if the conditions in the soil and climate are favorable. That number could increase to 40 to 75 years if you install the treated 4×4 in a cement ring rather than the soil. There are a few factors that influence how long the 4×4 can last in the ground.

How long does pressure treated fence last?

about 15-20 years

Pressure-Treated Wood Fence Lifespan
From what we’ve seen during our last 12 years of business, a typical pressure-treated wooden fence lifespan is about 15-20 years. Around the 15-year mark is when most homeowners report seeing noticeable aesthetic declines, like rotting and splitting.

Is cedar or pine better for a fence?

Cedar is generally regarded as the stronger and more durable of these two woods. It does not need any special treatment and stands up well to the elements, with a low risk of warping and shrinking. Pine, on the other hand, is more at risk of buckling, warping, and shrinking.

Does cedar fence last longer than pressure treated wood?



If you’re looking to make a lengthy investment, consider the fact that cedar fences will stand, with no maintenance, for up to 25 years. Meanwhile, pressure treated pine last up to 15 years, provided you are regularly maintaining it.

Should you use pressure treated wood for a fence?

In buying wood for fences, people should get pressure-treated wood for posts, says Ethan Elaison, co-owner of Elaison Lumber in Fresno. Posts should be pressure-treated because they go into the ground, where they are susceptible to insects and moisture.

What type of wood fence lasts the longest?

Redwood, cedar or pressure-treated pine last the longest. A fence can last about 20 years, if made of a turnout resistant wood. Then posts are usually the first to go; panels survive longer because they typically don’t touch the ground. Fences must withstand year-round exposure to the element.

How can I make my wooden fence last longer?



Use exterior oil-based stain or latex paint, which will seal out moisture, prevent wood rot, limit the amount of weathering and extend the life of the wood. Choose a stain or sealant with a UV inhibitor to help keep the wood from turning gray. Let the wood dry for about a week before applying a stain or sealant.

Does pressure treated wood fence need to be sealed?

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.

Is it better to stain or seal a fence?

Stains offer the same benefits as sealers but with some extra advantages. Sun damage can cause a fence to fade and become grey in as little as a few months. A quality stain can protect a fence against the UV rays at the heart of the process. The more opaque the stain, the more UV protection it provides.

Does staining a fence make it last longer?

Painting or staining a wood fence can help your fence last longer and look better. Either one will extend the lifespan of your fence by giving it some protection against rot, insects, wear, and tear. However, of the two we always recommend that you stain a fence rather than painting it.

Is it better to stain or paint pressure treated wood?



Pressure-Treated Wood Needs Protection

Applying stain to pressure-treated wood offers an additional level of protection that homeowners don’t want to be without. Stain offers another layer of much-needed protection from insects and decay, as well as from mold and mildew.

Is it worth staining pressure treated wood?

Staining Treated Wood

Not only can you stain treated wood, painting and staining 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.

Is Thompson water Seal good for pressure treated wood?



Some, like Thompson’s® WaterSeal® Waterproofing Wood Protector, recommend waiting 30 days before application on new pressure treated lumber. Other products, like Thompson’s® WaterSeal® Waterproofing Stain, can be applied immediately to new pressure treated lumber.