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Roofing Materials
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Shingles

Leak Barriers

Roof Underlayment

Hip and Ridge Cap Shingles

Ventilation and Roof Vents

Solar Shingles

Metal Roofing

Commercial Roofing Materials

TPO Roofing Membranes

PVC Roofing Membranes

Asphaltic Membranes

Insulation

Roof Coatings

Coverboards

Commercial Accessories & Components

Adhesives

Cleaners, Primers, Sealants & Cement

Fasteners & Plates

Perimeter Edge Metal

Underlayments

Skylights

View all roofing materials
Featured Products

Residential
See what makes Timberline HDZ® our most popular roof shingle.

Commercial
Download the catalog for solutions to every commercial roofing need.
Specialty Building Materials
View all building materials

Residential Building Materials

Fiber Cement Siding

House Vents and Ventilation

Ductwork

Commercial Building Materials

Roadway Maintenance Materials

Specialty Pavement Coatings

Structural Coatings

View all building materials
Commercial

StreetBond® SB120 Pavement Coatings
Let us help you plan your next big project.
Explore resources

Find a Roofer Near Me

Match me to a contractor

Verify a contractor certification

Solar Roofers Near Me

Design Your Roof

Shingle Color Guide

How to choose roofing shingles

Download a Brochure

Homeowner Education

Replacement Roof Costs

Roof Warranties

Parts of a roof

Storm Damage Resources

Blog

Building Managers and Owners

View Project Profiles

Explore resources
Let us help support your business.
Explore Pro Resources

Contractors

Contractor Rewards

Get Certified

Warranties

Residential Toolkit

Commercial Toolkit

Training by GAF CARE

Architects & Design Pros

Design Training & Education

Specifications

Green Building Solutions

Contact Design Services

Documents

Data Sheets

Details

Safety Data Sheets (SDS)

Sustainability documentation

Commercial Roofing Catalog

Roofing Resources

Partner Portal

Find a Distributor

Find a Rep

GAF QuickMeasure

ScopeConnect

Commercial Roof Builder Tool

Explore Pro Resources

Login
Sign Up

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Competition Roofing Inc

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Competition Roofing Inc

4.7 (42) See reviews

9044 Citation Ct, Alta Loma CA, 91737 USA

Phone Number:(909) 599-6270

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Contractor ID

1000714

State License Number

638220

Reviews

4.7 (42) See reviews

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