Trust Roofing
ClaimServices: Roof repair & replacement, Leak repair, Gutter installation, +4 more
The 30-Second Verdict
GAF is the #1 shingle brand in North America by volume; Owens Corning is #2. Both make excellent Florida-grade products. GAF's Golden Pledge warranty is the strongest in the industry; OC's Duration SureNail technology is the best wind-resistance innovation.
Head-to-Head Breakdown
GAF
Pros
- #1 shingle manufacturer in North America
- Timberline HDZ is the best-selling shingle in the US
- Golden Pledge warranty (lifetime, 25-year labor) is the strongest available
- StainGuard Plus algae resistance is excellent
- Master Elite contractor network is highly vetted — only 3% of roofers qualify
Cons
- Golden Pledge requires a Master Elite contractor
- Standard warranty without Master Elite is comparable to other brands
- Some contractors avoid GAF due to Master Elite program requirements
Owens Corning
Pros
- TruDefinition Duration SureNail technology proven in high-wind testing
- Widely installed with strong Florida contractor support
- Impact-resistant options available for insurance premium reduction
- Platinum warranty competitive with GAF's top tier through preferred contractors
Cons
- Market position (#2) means slightly less contractor adoption than GAF
- Top warranty requires preferred contractor designation
Side-by-Side Comparison
| GAF | Owens Corning | |
|---|---|---|
| Market Rank (NA) | #1 | #2 |
| Top Product | Timberline HDZ / AS | Duration Storm |
| Wind Rating | Up to 130 mph | Up to 130 mph |
| Impact Resistance | Yes (ArmorShield II) | Yes (Duration Storm) |
| Best Warranty | Golden Pledge (lifetime, 25yr labor) | Platinum (lifetime, 10yr labor) |
| Warranty Requirement | Master Elite (top 3%) | Preferred contractor |
| Algae Resistance | Excellent (StainGuard Plus) | Good (WeatherGuard HP) |
| Price Range (installed, sq) | $430–$720/square | $420–$700/square |
Frequently Asked Questions
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