This prevents the shingles from sticking together when storing and shipping bundles to the work.
Roof shingle cellophane strip.
Many self taught roofers follow the wrong technique of installing the first row.
In the industry this strip is often referred to as release tape the cellophane release tape lines up with the adhesive strip on the shingle below it in the bundle to keep the shingles from.
This article discusses best roofing practices for the installation of asphalt roof shingles including installation temperature shingle sealing methods shingle course offsets asphalt shingle nailing location and specifications low slope and steep slope limits for asphalt shingles and roof flashing at building eaves and around skylights.
Gaf mastering the roof chapter 09 this video demonstrates the proper installation technique for gaf starter strips.
At the rake the sealant strip will be positioned at the outer roof edge and once warmed by the sun it will help seal the rake ends of all the finish roof shingles.
A superior alternative to starter shi.
Iko s roofing shingles feature an adhesive strip on the back.
To prevent shingles from sticking to each other while still in the bundle manufacturers add a small strip of cellophane on the back of each shingle.
For an overview on changing the roof or roof covering on a house and special information on mansard roof shingles follow this link.