Tongue groove boards.
1x6 tongue and groove roof decking.
Some use clips as convenient spacers.
Old houses with asphalt shingles usually had either tongue and groove boards or straight sided boards abutting.
Nominal three and four inch decking is especially well adapted for use with glued laminated arches and girders and is easily and quickly erected.
Maximum moisture content is 19 for 2 x 6 3 x 6 and 4 x 6.
Rafters it shouldn t be an issue.
Perfect for interior or exterior projects boards are light weight and easy to nail saw trim or cut.
The main reason to use tongue and groove boards these days is appearance from beneath the roof.
On 24 1x6 will work but put a layer of sheathing down to eliminate the roofing nail issue.
For 5 8 or thicker roof sheathing on 16 o c.
Roof deck 2x6 or 1x6 t g we use 1x6 up to 3 but the roof is then strapped after with 2x4 then sheathing.
In the 1950s plywood sheathing and particleboard became common and today most standard construction roofs use either half inch plywood or particleboard s big brother oriented strand board osb.
Tongue and groove boards were used for decades prior to the widespread adoption of plywood as a sheathing material in the 1950s and 1960s.
See figures 1 and 2 lengths decking pieces may be of.
Choose a finish to match your look as paint stain whitewash or clear finishes can transform any wood project.
In my experience the need for tongue and groove or edge clips is determined by the thickness of the roof sheathing and the spacing of the rafters.
Roof decking is southern pine as manufactured by s i.
It is nominal 2 x 6 3 x 6 or 4 x 6 in 1 or 2 grade and kiln dried.
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Storey lumber co inc.
Decking is machined to a single or double tongue and groove evis pattern.
Timber tongue and groove decking is a specialty lum ber product constituting an important part of modern timber construction that can be used for many applica tions to provide an all wood appearance.