Roof Shingle Exposure

Coverage is based on 12 12 pack 5 bundle square at 7 1 2 exposure.

Roof shingle exposure.

The maximum weather exposure for wood shakes or wood shingles depends on the shingle size and the slope or pitch of the roof. Browse owens corning roofing shingles by color shingle lines price features wind resistance and or warranty to find the right roof for your home. B maximum recommended weather exposure for 3 ply roof construction. A shingle s exposure is the portion of the shingle left uncovered by the one above it.

A five bundles will cover 100 sq. C maximum recommended weather exposure for two ply roof construction. Roof shingle exposure distances. Of roof area when used as starter finish course at 10 exposure.

C maximum recommended weather exposure for 2 ply roof construction. Installing shingles too high or too low compared to the previous course can affect the exposure which in turn would affect the aesthetics wind performance and seal strength of the roof. Too little shingle exposure may at least cause a cosmetic issue while too much shingle exposure risks leaks or shingle blow off and wind damage. D all coverage based on an average spacing between shakes.

This article provides a definition of roof shingle exposure and gives the range of acceptable shingle exposure amounts. This increase in size provided greater coverage and exposure. E maximum recommended weather exposure. Shingles with the right exposure will create the intended look and assuming all else is installed properly will provide optimal protection to the roof.

Allowable shingle exposure may also vary by the shingle grade something that you might infer by visual inspection of the shingles matching against wood shingle grade definitions or. It s estimated that the larger size allowed installers to lay a roof up to 10 percent faster than with the smaller standard sized shingle providing a considerable time and labor saving advantage. Proper shingle exposure is achieved by carefully layering the shingles as you work up the roof plane. An improperly aligned shingle course would be very noticeable and have a wavy appearance that is unattractive and amateurish.