Quick Answer: How Do I Keep My Fence Post From Rotting?

Should you use concrete for fence posts?

Concrete is the most secure material for setting fence posts, especially if you have sandy soil.

Gravel may be okay with dense, clay-heavy soil, but in looser soil, concrete is the only thing that will truly keep your fence posts stuck in place..

Should a wood fence touch the ground?

In most applications, a wood fence should be installed at least two inches off the ground. Your posts and rot boards (if you choose to install them) should be the only fence components that contact the ground. Wood pickets should never touch it.

What type of fence lasts the longest?

Generally, the two most durable and long-lasting fencing materials include wrought iron and steel fencing. Steel is a little more common on residential properties due to the fact that it is lighter and more versatile than wrought iron. Still, steel fencing can be extremely heavy and durable as a result.

How long will cedar posts last in the ground?

In outdoor structures that are not in contact with the ground, such as decks, gazebos, pergolas and fence boards, cedar may last 30 years or longer. When in contact with the ground, such as when it’s used for fence or support posts, it can last between 15 and 20 years.

How do I stop my fence post from rotting?

Caulk around the fence post baseSoak the bottom of the posts in a wood preservative containing copper napthanate, such as Cuprinol. … Place about 6 in. … Pour the concrete so that it’s above the soil level.More items…

How long do treated fence posts last?

With that simple treatment, the average life of the lodgepole posts may exceed 50 years, and Douglas-fir and black cottonwood posts may each average about 40 years. A similarly treated series (88) of Douglas-fir posts with bark left on the upper portions should last about 36 years.

How long will a pressure treated post last in the ground?

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. But young pressure-treated decks, many less than 10 years old, are being shoveled into landfills.

How long will a wooden post last in concrete?

5-8 yearsThe guy who originally put them in says they typically ‘go’ between 5-8 years and is recommending I replace with concrete posts at considerable extra cost.

How long will 4×4 post last in the ground?

If you find the RV posts I mentioned earlier, they are steel, treated and when put in concrete will last 25 years or more. It will not last long (7 yrs max) if the bottom of the post is wet. If you place stone at the base of the post, it should last 20+ yrs.

How can I make my wood fence last longer?

How to Extend the Life of a Wood FenceInspect and Repair Each Year. Once a year, take a walk around your yard and inspect your fence for signs of damage or rot. … Clean Every 3 – 5 Years. Every two to three years, clean the wood to remove dirt, moss, mildew and graying. … Reseal or Paint After Cleaning.

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. … The concrete at the top should be sloped away from the post to grade level to avoid water pooling around the base.

Is staining a fence worth it?

A well built fence should last 20 years. Staining it could add another 5 years of life to the fence but only if annual maintenance, cleaning and re-staining practices are upheld. Our fence builder told us that staining your fence is the way to make the highest maintenance fence you will ever own.

How do you protect a wooden post from rotting in the ground?

Purchase a wood preservative that contains copper naphthenate at a lumberyard or hardware store. Pour about 1⁄2 litre (0.53 qt) of it into a large bucket. Set the end of your post that you’ll bury in the ground into the bucket and let it soak for 15–20 minutes.

How do I keep my wooden fence from rotting on the bottom?

5 Top Tips for Preventing Rot in Your Wooden FenceUnderstand Wet Rot & Dry Rot. … Consider Rot When Choosing Fencing Materials. … Stain Your Fence as Necessary. … Keep Your Fence Clean of Debris. … Replace Rot-Affected Sections as They Appear.

What causes fence posts to rot?

The main cause is the wood having prolonged exposure to moisture in soil which means fence posts decay at ground level – just above the concrete base. This means the post will still be solid below and above the damaged area. Insect infestations can also cause rotting in wooden fence posts.

Does painting a wood 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. … Paint doesn’t allow the cedar to breathe, which means you’ll actually reduce the lifespan of the fence.

Should I seal my wood fence?

In five to eight years, the fence may start to lean, but it should last 10 to 15 years overall. To keep the wood from rotting, apply a wood preservative to seal it. “It’s like wax on a car,” Holt says. “It helps protect it from the elements, from water, from sprinklers.”