A fence weathers two different ways at once. Here is how a fence cleaning service handles wood, vinyl, and aluminum, why pressure ruins pine, and what has to happen before a stain goes on.
Walk both sides of most fences in Johnston County and you will see two different problems. One side is green, sometimes black, and slick. The other side is a dry, silvery gray. Same boards, same age, same fence.
The green side is the shaded side. It faces north, or it sits under trees, or it runs along a bed where the sprinkler hits it every morning. It stays damp, and algae and mildew grow on damp wood. The gray side is the sunny side. Sunlight breaks down lignin, the natural glue that holds wood fibers together, in the top layer of each board. What is left is loose gray fiber that washes away a little with every rain.
Both sides need cleaning, but for different reasons. The green side needs the growth killed. The gray side needs that dead fiber layer taken off. A good fence cleaning handles both on one visit, with a cleaner that does each job and a pressure low enough not to damage the wood underneath.
The bottom band of a fence is almost always the worst. Mulch, soil splash, and sprinkler spray keep the lowest foot or two wet. That band comes back faster than the rest, so it is the part worth checking every year.
The standard fence around here. Soft, thirsty, and quick to gray. Needs low pressure, a wood cleaner, and a brightener if it will be stained.
Less common, and softer still. Grays to silver fast. Same gentle method, with more care at the board edges.
Does not gray or rot, but grows a green film in the shade and can chalk in the sun. Cleans easily at low pressure. No brightener, no stain.
Usually powder coated. Collects dirt, pollen, and mildew on the rails. Low pressure and a mild cleaner, because harsh chemistry can dull the coating.
Mostly dirt and vines. Quick to wash, and the real work is often clearing what is growing through it.
Wood panels on metal posts, or vinyl with a wood gate. Each part gets the method for its own material.
Vinyl fences are the ones people most often clean themselves, and they are the most forgiving. Wood fences are the ones that get damaged, almost always by a rented pressure washer and good intentions.
Pine grows in rings. Each ring has a soft, light band from spring growth and a harder, darker band from summer. High pressure cuts out the soft bands faster than the hard ones, so the board ends up ridged, with raised grain and loose fibers standing up off the surface. That is called furring, and it feels like a rough towel once the wood dries.
The fix for furring is sanding, board by board, which is slow and costs more than the cleaning did. The way to avoid it is to let the cleaner do the work and keep the rinse low. That is how our deck and fence cleaning is done on every job, and it is the same approach as cleaning a deck before staining.
A fence cleaner breaks down the gray layer and kills the growth. It also leaves the wood a little dark and its surface out of balance. A brightener is a mild acid rinse that comes after.
It does three things. It neutralizes the cleaner. It brings the wood color back, so pine looks like pine instead of a washed-out tan. And it opens the grain so a stain soaks in evenly. It also lifts the dark tannin marks that show up on some woods after washing, and the black rings around nails and screws.
If you are not staining, the brightener is optional and mostly about looks. If you are staining, it is not optional. It is the difference between a stain that looks even and one that looks patchy.
Wood has to be dry before stain goes on. On a fence in the Triangle and Johnston County, that is usually two to three dry days after cleaning, longer in a humid week or on the shaded side. The water test is free. Drop some water on a board. If it soaks in within a minute or so, the wood is ready. If it beads, wait.
New pressure-treated pine is different. It arrives wet from the treatment process and has to dry out before it will take a stain, often several weeks or more depending on the weather. The same water test tells you when.
We clean and prep fences. Staining is a separate step once the wood has dried, done by you or by a staining contractor, and we time the wash so the fence is ready when the stain is. If you are looking for fence staining in Clayton, the cleaning is the part that decides how long that stain lasts.
We check both sides, the posts at the ground line, the gates, and what is planted along the base. This is also when we talk about the neighbor side.
Plants along the fence line get soaked with clean water before anything goes on, and rinsed again after.
A wood cleaner goes on the shaded side for the growth and the sunny side for the gray. It needs dwell time, not pressure.
A low pressure rinse from top to bottom, moving along the boards rather than across them.
The brightener goes on and gets rinsed off, and the wood starts to dry.
Soft posts, loose rails, and lifted fasteners get pointed out before we leave, not after.
Gates take the longest per foot, because the hinges, latch, and frame all need hand work. A long straight run of panels is the quickest part of the job. Most residential fences are done in a single visit, and the wood looks dark and wet when we leave. It lightens as it dries over the next day or two.
Fence posts almost never fail at the top. They fail right at the ground, where soil, mulch, and water meet the wood. Posts rated for ground contact last a long time, but not forever, and a post buried in mulch stays wet most of the year.
Cleaning does not fix rot, and it will not make a soft post sound. But a clean fence makes problems easy to see. If we find posts that are going, or rails that have pulled loose, we tell you while it is a few posts and not a whole run.
Most fences have two yards of view and one yard of access. The side facing your neighbor is on their property, and nobody should be working in their yard without their say-so.
Most wood fences here want cleaning every two to three years, with the shaded side and the bottom band checked every year. Vinyl and aluminum can go longer, but the shaded side still goes green. A clean before staining is a must every time.
If the deck has gone gray along with the fence, our gray deck guide covers it, and both can be done on one visit. So can a house wash, which saves a second trip.
We clean fences across Clayton, Smithfield, Angier, Fuquay-Varina, Knightdale, and the rest of our area. For what a fence typically runs, see our pricing guide. Or call (919) 698-3669.
We do this work every week across the Triangle and Johnston County. Free quote, no obligation, and a real person on the phone.
“Windows inside and out, screens included, and not one streak. They even wiped down all the sills.”
“One of the most professional and organized companies I have worked with. Driveway looks incredible.”
“Long driveway with years of clay stains. It came out even end to end with no stripes anywhere.”
Low pressure and non-pressure roof cleaning are the same idea: the solution does the cleaning and the water only carries it away. Here is what that looks like on shingles, metal, and flat roofs, and how long it holds in central North Carolina.
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Read the guide →ConcreteA patio is not one surface. Broom-finish concrete, stamped concrete, pavers, flagstone, and brick all clean differently, and the method that suits one of them can ruin another.
Read the guide →We fly the roofline and show you the footage on the spot. You see your own gutters, joints, and downspouts on the screen instead of taking our word for it. It costs nothing and you are not committing to the cleaning.
Free for homes and businesses across the Triangle and Johnston County. No obligation to book any work afterwards.
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