These can be brushed on or dipped before installation or professionally applied with spray equipment.
Old wood shake roof.
A shakeis split to reveal the uneven natural grain of the wood on the face and isusually much thicker than a shingle.
If an old roof was once covered with wood shingles or shakes they were likely nailed to skip sheathing which consists of widely spaced 1 in.
Tapersawn wood shakes are sawn on both sides for a semi textured look with a stronger shadowline than a wood shingle.
There are two main types.
This was possible because wood shakes are stiff planks of wood and would overlay these gaps without posing any sort of issue.
A shingleis tapered and smooth sawn on both surfaces for a uniform appearance.
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.
Handsplit and resawn shakes have the split face exposed with a naturally rustic appearance and are sawn on the back.
Cedar roofing comes in two varieties shingles or shakes.
These days most roofers cover skip sheathing with plywood because it stiffens the roof and is safer to walk on.
Wood shakes are thicker than wood shingles.
Life expectancy of a shake roof a wood or composite shake roof can last around 30 years except pine which lasts around 20.
1 handsplit and resawn and 2 tapersawn.
Typically it s composed of 1 6 deck boards spaced about 4 5 inches apart.
Chances are your old wood shake shingle roof was installed over what s called an open spaced deck.
Climate can affect its life expectancy.
A cedar shake roof has a much more rusticappearance but may not be historically accurate.