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FAQs
Cedar shakes are organic. Though a resilient material. Being organic they need to be maintained.
Over time, like any organic material that are subjected to weather elements, they reach a stage of
deterioration. Like UV exposure, moisture and seasonal changes. Which results in moss, mold,
mildew, lichen and brown rot fungi. These infestations need to be removed to further preserve the
integrity of the cedar shake.
The proper way to clean a cedar shake roof is from a ladder. By spraying a special formulated
solution onto the shakes and then rinsed with a garden hose pressure. Best done by a professional
cedar shake roof cleaner. Not DIY recommended.
No. Pressure washer will require walking on the shakes, which will harm them, and even at its
lowest setting will also damage the shakes.
On average, cedar shakes should be cleaned every 10 ten years. Subjective to the grade of the
shakes and the amount of surrounding tree cover.
Avoiding walking on a cedar shake roof, other than for repairs.
Never seal a cedar shake roof. Cedar shakes need to breathe. They expand and contract in rain
conditions. Seal will shorten the lifespan, to the point of premature replacement.
Staining has no real preserve value and can also harm the integrity of shakes, as stated, they need
to be able to breathe. Also, if the shakes are not properly cleaned staining can seal the
deteriorating infestation within the shakes.
Depending on the grade of the shakes and installation, and if maintained properly, 40 to 60 years.
