Run a free full auditGAF is a roofing manufacturer in Charleston, SC. As North America’s largest roofing manufacturer, the company provides a wide range of residential and commercial roofing systems, including asphalt shingles, solar roofing, TPO roofing systems, roof coating systems, and low-slope asphalt solutions. The company serves homeowners, contractors, architects, design professionals, and building managers. GAF maintains a 5.00 rating based on 4 reviews.
The company offers specialized expertise through a Building and Roofing Science Team composed of architects, engineers, and building scientists who focus on complex problem-solving, energy efficiency, and sustainable assembly options. Their product lineup includes the Timberline Solar™ roofing system and liquid-applied coating solutions designed to create seamless weather barriers. For residential needs, GAF provides tools such as QuickMeasure™, which delivers accurate roof measurements, bills of materials, and interactive 3D renderings to help homeowners visualize different shingle colors and styles.
GAF provides thorough, well-documented business information online, making it easy for professionals and property owners to access technical resources, installation guides, and manufacturer documentation. Their digital presence is well-optimized, ensuring that essential product details and support resources are easily accessible.
Through innovative materials and technical expertise, GAF provides reliable protection for residential and commercial structures throughout Charleston.
BizScoreAI scanned the website gaf.com on June 5, 2026. GAF of Charleston has a BizScore of 59 out of 100. The website audit behind the SEO score ran on October 22, 2026.
AI visibility scan by category: AI Discovery 10 of 25 points, Structured Data 8 of 25 points, Content Readiness 13 of 30 points, AI Trust Signals 9 of 20 points.
Website audit sub-scores (out of 100): On-Page 88, Technical 76, Performance 76, Content 40.
Strengths: 5 checks passed. AI Crawler Access, AI Content Blocking, Organization Schema, AI-Parseable Headings, Meta Description.
Areas to improve: 7 checks. llms.txt (failed), FAQPage Schema (failed), Q&A Content (failed), Speakable Schema (warning), About/Team Page (warning), XML Sitemap (warning), Author Signals (warning).
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