While naturally resistant to rot and decay western red cedar shingles and shakes that have been treated with chromated copper arsenate cca will add years to the life of your roof or siding.
How often should a cedar shake roof be treated.
The process often involves pressure washing.
It also means more regular maintenance since you will have to reapply treatments every few years.
In regards to staining and sealing a cedar redwood roof staining is fine for curb appeal but adds no real value to preserving the roof itself.
Once the wood roof is properly cleaned the infestations and moisture are removed allowing the shakes to breathe again and stay dry.
And homeowners became accustomed to see a stained roof and used it as a milestone of determining that the roof was treated.
This includes water repellents fungicides algaecides and fire repellents.
These 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.
In the end it s up to you whether you re happy with silver weathered shingles or you want to maintain the original color of your shingle siding or roof.
Beware that using to high of a setting on the pressure washer which can damage the roof and cause premature aging.
On average a good cleaning should last between six and eight years.
For some that may be too much maintenance.
New roofs whether constructed from pressure treated or non treated lumber the wood should be allowed to dry for approximately nine months before the first application.
Various treatments can be performed as part of the cedar shake roof maintenance every couple of years.
How often should treatment be reapplied.
Invented in the early 1930 s cca treatments protect wood against insect attack and fungal decay and is expected give life to the wood in the excess of.
Roof should be inspected annually by a professional for signs of aging wear insect infiltration rot etc.
Exactly when should a new roof first be treated.
Fortunately there is an alternative.
Cedar shake roofs are prone to algae moss growth which can endanger both your family s health safety.
Cedar shakes need to be cleaned every 4 to 5 years to maintain their appearance.
However you may need to reapply a clear coat stain every two years.
If you do choose to coat treat preserve no matter what product you choose to use a good washing is recommended on any roof older than 1 year of age.
Cedar shake moss removal portland oregon roof.
Objective should be clean the roof preserve the wood and prevent moss.
This is because natural vegetative life such as algae will begin to form on the cedar.
Cedar treatments should last 5 7 years high quality paint or stain properly applied should last five to seven years and as many as 10 depending on weather conditions and if you maintain the siding.
Moss lichen and sometimes even mold though mold is unlikely will also grow on the wood.
