Wood Shingle Roof Angle

That works out to about nine degrees if that works better for you.

Wood shingle roof angle.

Calculate the roof pitch as the proportion of rise and run. Wood shingles minimum roof slope roof pitch r905 7 2. This means for every 12 horizontal units the roof must rise a minimum of 4 vertical units. A shingle roof like this north dallas garage in the photo above may have a failure no matter how good a job the installer did.

To attach shingles over the mesh you ll need longer nails. Slope the slope of a roof is represented as x 12 where x is the number of inches in rise for every 12 inches of run this is very useful information for many purposes especially for roof framing the slope sometimes called pitch is calibrated on speed squares. Rafter rise run 1 5 6 2 25 36 38 25rafter 38 25 6 18 m. Finally you can find the roof pitch in the form of x 12.

Wood shingles can only be installed on roof slopes of 3 12 or greater 25 slope. That makes the roof s span 40 feet. Roof pitch calculator results explained. High and low pitch examples.

A handy roof slope estimator can help you determine if your roof slope is likely too low for shingles. Angle arctan pitch arctan 0 25 14. You ll pay 250 to 600 per square for a wood shingle roof and warranties run up to 30 years. The diamond shaped nail tip itself has no holding power just the roofing nail shank.

The majority of north american residential roofs have historically been constructed with a slope between about 4 12 and 9 12. The minimum requirement is 2 12. Wood shingles are installed on roofs with a slope of 6 in 12 for best performance but may be on a slope as low as 4 12. For most home styles roof pitches fall in a range 4 12 a moderate slope up to 8 12 fairly steep.

6d shingle nails should do but check the product s literature to be sure. Examples of extreme slopes range from 1 4 12 almost flat to 12 12 sloping down at a perfect 45 degree angle. Wood shingle nails need to be long enough to penetrate 1 2 3 4 for the ubc into the roof wood decking or nailing boards. Roofs at the lower end of the range about 4 12 to 6 12 are relatively easy to walk and work on.

The 2 12 number is rise over run or two units of vertical for every 12 units horizontal. Slate shingles minimum roof slope roof pitch r905 6 2. Pitch is the rise over the span. Shingles of all types need to have a slope to function properly.

Angle the angle of a roof is the same as the roof s slope except instead of being. From the eaves to the peak it s 10 feet high that s the rise. That angle is based on a roof s rise height and span width. Say your house is 38 feet wide and the gable roof has a 1 foot overhang on each side.

Flash a wood shingle roof as you would an asphalt roof including wsu along the eaves rakes and valleys and metal drip edge along the eaves and rakes. Pitch rise run 1 5 6 25. Slate shingles can only be installed on roof slopes of 4 12 or greater 33 slope.