U se m inimum 3 8 10 mm plywood or o sb d ecking as recom mended by ap a the en gineered wo od assn.
Gaf roofing shingles installation instructions.
General instructions t roof decks.
Underlayment leak barrier.
Glenwood shingles installed on roofs with slopes of.
Get automatic lifetime protection on your entire gaf roofing system when you install any gaf lifetime shingle and at least 3 qualifying gaf accessories you ll automatically get a lifetime limited warranty on your shingles and all qualifying gaf accessories.
Roof decks and existing surfacing material must be dry prior to application of shingles.
Installation instructi ons instr ucci ones de ins talaciĆ³n instr ucti ons d installation 1.
Everything can be done at a distance.
Use minimum 3 8 10 mm plywood or osb decking as recommended by apa the.
Roof decks and existing surfacing material must be dry prior to application of shingles.
Do not fasten shingles directly to insulation or insulated deck unless authorized in writing by gaf.
Thanks to digital technology all of your decisions and interactions from selecting the right roofer to choosing a shingle to paying the contractor can be done at a distance.
3 bundles 1 bundle of 20 and 2 bundles of 22 when applied according to instructions will cover 98 4 square feet 9 14 square meters.
Insulation or insulated deck unless authorized in writing by gaf.
Installation instructions instrucciones de instalaciĆ³n general instructions coverage.
Without taking steps to maintain quality the fastest roof is typically the one that will cost contractors the most stated guillaume bailly senior training manager canada for the gaf center for the advancement of roofing excellence care.
Do not install glenwood shingles on roofs with slopes less than 3 12.
Customer service find information on products warranties installation.
America s largest roofing manufacturer.
Energy saving architectur al s hing les.
Speed is king in residential roof installation but it can come at the expense of quality.
Gaf shingles must be installed on slopes of 2 12 or greater.