Instructions / Assembly
Welcome
ABOUT GAF
As North America’s largest roong manufacturer, GAF proudly oers a comprehensive porolio of
award-winning, innovave roong products for both residenal and commercial properes. Supported
by an extensive naonal network of factory-cered contractors, GAF has built its reputaon—and its
success—on its steadfast commitment to Advanced Quality, Industry Experse, and Soluons Made
Simple.
GAF oers all major low-slope roong technologies, including repair and maintenance products and
roof restoraon systems, as well as new roong systems (BUR, modied bitumen, TPO, PVC, and
liquid-applied systems). GAF has developed low slope roong systems with excellent durability and
high reecvity to meet the most rigorous industry standards while helping commercial property
owners and designers reduce energy consumpon.
For more informaon about GAF, visit us at www.gaf.com.
SERVICES
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Every GAF roofing product benefits from the substantial resources available only from a
multibillion-dollar corporation dedicated to roofing. Our 31 plants mean manufacturing
expertise. Our extensive R&D organization means a constant focus on product and process
improvement. GAF is a team of over 3,000 people dedicated to your roofing satisfaction.
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GAF has a network of sales representatives and distributors to supply and service its quality
roofing systems throughout North America.
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Our Technical Helpline is a technical assistance service that allows you to contact us directly to
speak with a technical representative about specifications, applications, code approvals, and
product information. The Helpline number is 1-800-ROOF-411 (1-800-766-3411).
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Architectural Information Services (AIS) is a specification service that allows you to specify your
exact roofing needs and we will send you a general specification that outlines your job summary,
application method, product description, and detail drawings based on the information
you
provided. The phone number for AIS is 1-800-522-9224.
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Our Tapered Design Group (TDG) is one of the many services available to our customers to help
reduce their hassles. We provide tapered insulation take-offs for architects, contractors, and
distributors nationwide. Just send your roof plans and specifications to tdg@gaf.com. The phone
number for TDG is 1-800-766-3411.
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Visit GAF on the web at www.gaf.com for extensive product information, specifications, and
technical literature.
HydroStop® PremiumCoat® Liquid-Applied Roong (LAR) – Version 1.3
3
Thank you for consulng Version 1.3 of the HydroStop® PremiumCoat® Liquid-Applied Roong
Applicaon & Specicaons Manual. This Manual contains the latest information relating to the
application of GAF’s HydroStop® PremiumCoat® liquid-applied roofing systems, and is based on our
years of experience in the commercial roofing field. It has been prepared as a general guide to assist
architects, engineers, roofing contractors, and owners in the use of our liquid-applied roofing systems.
You can nd further informaon at www.gaf.com, or contact GAF Technical Services at 1-800-ROOF-
411 (1-800-766-3411).