Cedar roofing comes in two varieties shingles or shakes.
Old wood shake roof.
This was possible because wood shakes are stiff planks of wood and would overlay these gaps without posing any sort of issue.
Wood shakes are thicker than wood shingles.
Semitransparent oil based preservative stains on wood roofs.
A cedar shake roof has a much more rusticappearance but may not be historically accurate.
Life expectancy of a shake roof a wood or composite shake roof can last around 30 years except pine which lasts around 20.
Climate can affect its life expectancy.
Effective wood roof shake or shingle preservative treatments include copper naphthenate with a 3 to 4 metal content and copper octoate with a 1 to 2 metal content.
In harsh weather where freeze thaw cycles are common or in wet weather climates they may not last as long.
Typically it s composed of 1 6 deck boards spaced about 4 5 inches apart.
There are two main types.
These can be brushed on or dipped before installation or professionally applied with spray equipment.
Boards that allow air to circulate under the shingles and dry them.
A shakeis split to reveal the uneven natural grain of the wood on the face and isusually much thicker than a shingle.
Tapersawn wood shakes are sawn on both sides for a semi textured look with a stronger shadowline than a wood shingle.
Chances are your old wood shake shingle roof was installed over what s called an open spaced deck.
A shingleis tapered and smooth sawn on both surfaces for a uniform appearance.
Handsplit and resawn shakes have the split face exposed with a naturally rustic appearance and are sawn on the back.