Products / Atlas GlassMaster
Atlas GlassMaster
Class A fireAtlas Roofing's GlassMaster 3-tab asphalt shingle, listed under 3-Tab Shingles on Atlas's shingle pages. The archived product page prints a 36 in by 12 in shingle with a 5 in exposure, 26 shingles per bundle, standard algae resistance, a 30-Year Limited Warranty and a 60 mph Wind Limited Warranty.
No longer listed by Atlas Roofing Corporation as of October 11, 2026. No discontinuation notice has been found.
Page checked, verified October 11, 2026
Manufacturer
Material
Product line
GlassMaster
Wind rating
60 mphFire rating
Class A
Warranty
30 (material)
Standards met
ASTM D7158 Class HASTM D6381ASTM D3018 Type 1ASTM D3161 Type 1 Class FASTM D3462UL 2390 Class HCAN/CSA-A123.5-M90UL 790 / ASTM E108 Class A
Dimensions
Length 36 in., width 12 in., exposure 5 in.
Related
Related guides
Sources
- web.archive.org verified 2026-10-11
- atlasroofing.com verified 2026-10-11