Heritage IR Laminated Asphalt Shingles (1 Bundle - 30.76 Sq Ft) - All Colors checklist-Estimated Delivery Time 5-7 Working Days ASTM E 1745 is the

ASTM E 1745 is the most recognized industry standard for under-slab vapor barrier/retarders

The uniquely designed hinges and opening system allow the sash to easily open up to 80°

#6600 may be painted

19 mm) if the seam is not properly closed

Heritage IR Laminated Asphalt Shingles (1 Bundle - 30.76 Sq Ft) - All Colors checklist-Estimated Delivery Time 5-7 Working Days ASTM E 1745 is theHeritage IR laminated shingles feature a fiberglass mat construction, which is fully reinforced with a proprietary application that consists of a polyester mat across the entire width of the shingle, eliminating the need for backing aggregate, and uniform thickness throughout the entire overlay sheet. Each shingle is coated on both sides with a layer of weathering grade asphalt and surfaced with ceramic granules. Heritage IR is classified by UL for