NEI AA38 Specification

Brand
NEI
Model
AA38
Type
Specification
ROOFING
AC Granular
Ice and StormSeal
®
Granular Surfaced Self-Adhesive
Roofing Underlayment
AC Granular Ice and StormSeal
®
is a self-adhesive roofi ng underlayment for asphalt shingles, wood shakes or
quarry slate roofs. The underlayment helps protect buildings from damage due to water penetration caused by
ice dams or wind driven rain.
AC Granular Ice and StormSeal
®
underlayment has a nominal thickness of 40 mils and is available in
100 sq. ft. (3 ft. x 33.3 ft.) (0.9 m x 10.1 m) and 195 sq. ft. (3 ft. x 65 ft.) (0.9 m x 19.8 m) rolls
• AC Granular Ice and StormSeal
®
underlayment has a granulated asphalt surface that helps
provide a slip-resistant surface.
• The unique, modifi ed asphalt adhesive layer offers the application benefi ts of cold temperature
adhesion and exceptional thermal stability.
• The self-adhesive layer is covered with a high temperature release sheet which is removed during
installation.
• The underlayment helps prevent moisture entry into structures by sealing to the deck and around
nail penetrations.
• The granular surface helps protect against UV and has a maximum exposure time of 30 days.
• The underlayment is reinforced with a fi berglass mat.
• The underlayment is repositionable.
EASY INSTALLATION
AC Granular Ice and StormSeal
®
is self adhering for fast, easy installation.
Detailed instructions can be found at www.nei-act.com.
REQUIREMENTS
Minimum roof pitch is 2:12.
No primer is required on a plywood deck; however, Oriented Strand Board (OSB) may require priming.
Underlayment is installed at temperatures of 40°F (4.4°C) and rising.
Detailed instructions can be found at www.nei-act.com.
61 Pine Road, Brentwood, NH 03833
1-800-998-4634 www.nei-act.com
The data contained herein, is considered to be true and accurate and is offered for the user’s consideration, investigation and verifi cation.
NEI does not warrant the results to be obtained.
Effective 3-11-16. Copyright © 2016 Northern Elastomeric, Inc. All Rights Reserved.
®
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NEI AA38 Specification

Brand
NEI
Model
AA38
Type
Specification
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