
Cedar Shake Roofing in Edmonton
Cedar installation and repair, with a straight account of the maintenance it needs to survive prairie winters.
Cedar is the most demanding roofing material Edmonton Roof Pros works with in this climate, and the one most likely to be chosen for reasons that have nothing to do with performance. That is a legitimate choice. A cedar roof on the right house looks like nothing else, and a well maintained one is genuinely beautiful.
But it should be chosen with the maintenance understood, because cedar in central Alberta asks considerably more of an owner than asphalt or metal does.
What This Climate Does to Wood
Cedar is a natural material that moves with moisture. It absorbs water, swells, dries, and shrinks, and it does this continuously through a prairie year.
The difficulty is our freeze-thaw pattern. Water absorbed into the wood expands when it freezes, and our winters cycle above and below freezing repeatedly rather than staying uniformly cold. Each cycle works at the wood a little more, which over years produces the splitting and cupping that ends a cedar roof’s life.
Add strong summer UV, which greys and degrades the exposed surface, and hail, which damages cedar in a way that is harder to assess than the bruising it leaves on asphalt.
None of this makes cedar unworkable here. It does mean a cedar roof needs to be installed to breathe and needs periodic attention, and an owner who wants a roof they never think about should be looking at asphalt shingle roofing or metal roofing instead.
Installing It So It Can Dry
The single most important thing about a cedar installation is that the wood must be able to dry from both sides. Cedar laid directly onto a solid deck with an impermeable underlayment traps moisture underneath, and trapped moisture rots the wood from the back while the visible surface still looks sound.
So cedar goes over battens or a purpose-made ventilated underlayment that holds an air space beneath the courses. That air space is what lets the underside dry after every rain and every thaw, and it is the difference between a cedar roof that reaches a respectable age and one that fails early for reasons the owner never sees.
Fasteners matter too. Stainless steel is the correct choice, because cedar’s natural oils are corrosive and ordinary fasteners bleed rust down the roof and lose their grip.
Repairing Existing Cedar
Cedar fails unevenly, which works in your favour. Exposed slopes and areas under trees deteriorate faster than sheltered ones, so a roof with sound wood across most of its area can often have the failed pieces replaced selectively rather than the whole roof stripped.
That work needs a light touch, since new pieces have to be woven into existing courses without disturbing the ones above, and it is worth doing on a roof that still has life in the bulk of its area.
When Cedar Stops Making Sense
At some point the honest answer is that the roof has reached the end and replacing cedar with cedar is not the best use of the money. That is a common conclusion here, and there is no shame in it.
Modern asphalt laminates and metal profiles both produce a heavy, textured shadow line that reads similarly from the street at a fraction of the cost and maintenance. We will show you the comparison and price both, and if you still want cedar, we will install cedar properly. The point is that you decide with real numbers rather than being sold either way.
What's Included
- Cedar shake and cedar shingle installation
- Repair and selective replacement on existing cedar roofs
- Ventilated installation over battens or a breathable underlayment
- Honest assessment of cedar versus a cedar-look alternative
- Conversion to asphalt or metal where cedar no longer makes sense
Other Services We Offer in Edmonton
Cedar Shake Roofing Questions
How long does a cedar roof last in Edmonton?
Considerably less than in a mild coastal climate, and the range is wide because maintenance drives it more than the material does. Freeze-thaw cycling works at the wood constantly, and a cedar roof that is never cleaned or treated will fail well before one that is looked after. Anyone quoting a single confident number for cedar in this climate is guessing.
What is the difference between shakes and shingles?
Shakes are split, so they have a rough, irregular surface and a heavier shadow line. Shingles are sawn, so they are smoother, thinner and more uniform. Shakes give the rustic look most people picture; shingles look tidier and lie flatter.
Is cedar a fire risk?
Untreated cedar burns readily, which is why pressure-treated fire-retardant cedar exists and why some jurisdictions and insurers have views on it. Check with your insurer before committing, because premium implications are worth knowing in advance rather than after.
My cedar roof is failing. Do I have to replace it with cedar?
No, and many homeowners here choose not to. Replacing cedar with cedar is the most expensive option and carries the most maintenance. Asphalt and metal both offer profiles that give a similar visual weight with far less upkeep. We will price the comparison honestly rather than assuming you want like-for-like.
Can a cedar roof be repaired rather than replaced?
Often yes. Cedar fails unevenly, so a roof with sound wood across most of its area but split or cupped shakes in exposed spots can have those replaced selectively. It is skilled work, since it means weaving new pieces into existing courses without disturbing the ones above.
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