Do cedar shakes need to be sealed
William Cox
Updated on May 20, 2026
No. Never seal your cedar roof. Sealing the roof will lock in moisture that would otherwise naturally evaporate during normal weather conditions. Cedar needs to breathe and thus a water repellant type product, rather than a water proofer is the best route to follow.
Do you have to seal cedar shake siding?
Do you need to seal cedar shingles? Download Article. Yes, if you want them to last longer. A transparent stain or clear waterproofing treatment will give your home a more rustic look while a colored stain offers lots of customization options.
Should cedar wood be sealed?
Cedar offers a durable option for exterior and interior building projects with natural resistance to rot and decay, so a protective finish is optional. … If you’re using cedar for an outdoor project, give it a light seal coat to guard against moisture and sunlight.
How do you protect cedar shakes?
Using stain and clear coat does protect the wood and gives you a longer life for the roof or siding. The other finishing option is paint. You can paint the cedar to whatever color you wish. The natural oils in the cedar can discolor paint so be sure to apply a oil based primer coat to seal it.Can you leave cedar shingles untreated?
Cedar has natural antibacterial and anti-fungal properties, allowing you to leave the wood untreated without worry of excess warping, rotting and cracking. … This is something to consider when choosing cedar shingles or siding.
Should you stain cedar shakes?
Staining cedar shingles not only enhances their beauty but also fortifies them against threats posed by the elements. … To protect new shingles, apply a penetrating stain. Stain soaks in and protects the wood from the weather, and it won’t crack, peel, or chip.
How often does cedar siding need to be sealed?
How Often Does Cedar Siding Need To Be Sealed? The more natural wood look you wish to preserve the more frequently you will need to maintain it. Transparent finishes, which perform like a clear and will allow the wood to turn gray quicker, will be every one to two years.
How do you keep cedar shake looking new?
If you have weathered and discolored wood siding, you can regain the new look of cedar by cleaning off the dirt and mildew with a solution of one third cup liquid household detergent (be sure it is ammonia-free), one quart liquid household bleach (containing 5% sodium hypochlorite), and three quarts warm water.Should cedar shingles be oiled?
Do You Have To Treat Cedar Shingles Waterproofing your roof or adding an oil-based stain will not work. It will suffocate the cedar — which needs to breathe to stay strong. This is why many people choose to treat their cedar roof with an oil treatment.
How often do cedar shingles need to be replaced?White cedar shingles should be replaced roughly every 20 years. There are natural and dipped shingles.
Article first time published onHow do you protect cedar wood?
On bare new or restored cedar, apply one coat only of water-repellent preservative (1% or less of wax by volume and content). Allow it to dry for the period of time recommended by the manufacturer. If the wood has been dip treated, a longer drying time may be needed.
Is Thompson's Water Seal good for cedar?
A new Waterproofing Stain from industry leader Thompson’s WaterSeal can not only protect your deck from further damage, but also add rich, beautiful color. … Choose from five popular colors: Acorn Brown, Harvest Gold, Maple Brown, Sequoia Red or Woodland Cedar.
How long should you wait to stain cedar?
We completely agree. You don’t want to incur any chipping or pealing or cracking so staining within a 2-3 month period is best. Cedar Deck Association adds a great quote on finishing exter cedar decks: “Decks should never be allowed to weather before finishing.
How long will untreated cedar last outside?
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.
What's the difference between cedar shakes and shingles?
Appearance – Cedar shingles have a smooth and uniform look that spans the entire roof surface while cedar shakes have a more rugged appearance because each piece looks a little different than the rest. … Cedar shakes are split off while shingles are sawn smooth on both sides and cut tapered.
How do you treat cedar shake siding?
Some cedar siding shingles are treated with bleaching oil, which is a treatment made with linseed oil and bleach crystals. Along with protecting your cedar shingles against decay and other coastal contamination, this treatment will also give them the weathered silvery gray look that many homeowners prefer.
How often should you paint cedar shakes?
Cedar siding needs to be repainted every 5-7 years, but if you take some special precautions, you can get up to 10 years from one paint application. In order to do this though, you will need to ensure that you are properly preparing the surface and considering all the environmental factors.
Can cedar siding be left unstained?
While cedar is durable, rich, and natural, it does need to be re-stained or painted to keep its attractiveness over the years, and the bills for doing so can add up. However, it can be left to naturally age without cracking, rotting, or warping like other wood.
How long does cedar shake last?
As long as it’s properly installed and with proper maintenance, you can expect to get 30 years of life out of your cedar shake roof. If you invest in quality materials and live in an area with the right conditions, you could possibly get up to 50 years out of it.
Can you spray stain on cedar shakes?
Absolutely you can stain cedar shingles, best spraying just like we did several months ago. … Seeing it was a semi-transparent stain. We were both glad this was the right product for shingles, completed staining cedar shingles having cleats left by roofing contractor, which we removed, spraying those areas also.
Is it better to stain or paint cedar?
The best answer is based on your home’s current cedar condition. Stain lasts longer and often looks more natural, but can only be applied if cedar is paint-free. Paint offers more protection and can be a good choice for badly worn homes with previous peeling issues from past painting applications.
What do you put on cedar shingles?
The Cedar Bureau recommends using a solution of 1 part bleach to 3 parts water. Apply it with a pump sprayer let it sit for about 15 minutes before rinsing it off with with a garden hose. Be sure to keep the hose pointed downward to avoid forcing water up behind the shingles.
How do you treat a cedar shake roof?
Cedar shake roof treatments This includes water repellents, fungicides, algaecides, and fire repellents. These cedar shake roof treatments may claim a long life, but it is best to apply them every 1 to 3 years as part of the regular cedar shake roof maintenance.
How do you seal cedar without changing color?
A water-based polyurethane finish will work great for sealing wood without altering the color. An acrylic lacquer is also a good option. All in all, it’s mostly a matter of personal preferences. But whichever of these products you choose, you want to look for a white-water one.
Should I paint cedar shakes?
Reasons why solid paints are not recommended to seal and protect Cedar shingles are multiple faceted, to a fine science. … The reason to properly coat all surfaces, especially Cedar shingles, is once water seeps into the wood, this will lift paint coatings up, causing blistering, bubbling, & peeling.
How do I keep my cedars from fading?
If left untreated, over time that red weathers to light gray. To prevent cedar from fading to gray, you need to seal cedar fence with a stain that blocks ultraviolet light and contains a mildewcide, according to Family Handyman.
Why are my cedar shingles cupping?
Curling or cupping – This occurs when a shingle or shake curls upward or looks distorted. Curling and cupping are part of the cedar wood’s natural weathering and aging process. They are signs of wood stress caused by the sun’s UV rays and rain. … Cracks and splits are part of the natural cedar roof aging process.
How do I know if my cedar shake roof is bad?
Severe splitting, curling, and buckling are all signs of a roof in need of serious help—and maybe a complete replacement. These signs typically crop up after serious weather problems, or on roofs that are getting on in years. Dealing with too much water.
How do I know if my cedar shake siding needs replacing?
- Bottom edges that are frayed or split.
- Areas between cracks or splits have a fuzzy, furry texture.
- Shingles or the walls below them are discolored or streaky in appearance.
Do you need to stain cedar?
Although cedar is naturally resistant to rot and decay, staining your siding promptly will help in the preventing of deterioration.
What is the best oil to use on cedar?
There are two oil finishes recommended for sealing cedar: teak and linseed. Applied the same way, teak and cedar oils produce a similar protective finish with a warm, hand-rubbed, natural-looking appearance as compared to varnish and urethane. Wipe the furniture with a rag to remove any dust.