If you're replacing your roof in Central Pennsylvania, you've probably noticed that GAF, CertainTeed, and Owens Corning dominate the market. All three make excellent products - but they each have different strengths. Here's our honest breakdown as contractors who install all three.
| Feature | GAF | CertainTeed | Owens Corning |
|---|---|---|---|
| Top Product Line | Timberline HDZ | Landmark PRO | Duration Designer |
| Wind Rating | 130 mph (certified install) | 110-130 mph | 130 mph |
| Algae Warranty | 25 yr StainGuard PLUS | 30 yr StreakFighter | 10-15 yr (varies) |
| Best For PA | Wind and storm resistance | Overall durability and looks | Value and color options |
| Certified Installer Required | Yes (for full warranty) | No | No |
| Price Tier | Mid-High | Mid-High | Mid |
GAF Timberline HDZ - Best for Storm-Prone PA
What it is:GAF's flagship architectural shingle line. The Timberline HDZ offers excellent wind resistance (up to 130 mph when installed by a GAF Certified Contractor), strong algae resistance, and a wide range of colors.
PA climate fit:Central PA gets high winds, hail, ice, and snow. Timberline HDZ handles all of it. GAF's StainGuard PLUS algae protection is especially valuable here - those dark streaks on roofs in Harrisburg are algae, and StainGuard holds up better than most competitors.
Why certification matters:GAF's industry-best warranty (up to 50 years on the shingles plus 25 years on workmanship) requires installation by a GAF Certified Contractor. We are one.
CertainTeed Landmark PRO - Best Overall Durability
What it is:Landmark PRO is CertainTeed's premium architectural shingle, offering 30-year StreakFighter algae resistance (the best in the industry) and excellent dimensional stability.
PA climate fit:CertainTeed's algae protection is the best in class - important in humid Central PA summers. The heavier weight of Landmark PRO means it handles thermal expansion and contraction better over Pennsylvania's freeze-thaw cycles.
Owens Corning Duration Designer - Best Color Options
What it is:Owens Corning's Duration line is known for excellent color options and their proprietary SureNail technology - a woven fabric strip in the nailing zone that makes installation more consistent and holds nails better in high winds.
PA climate fit: Duration shingles perform well in Pennsylvania weather and SureNail technology is genuinely useful for preventing blow-offs during our windstorms.
What Revive Installs and Why
- Storm-prone areas (York, Lancaster, Gettysburg): GAF Timberline HDZ - best wind and algae warranty for the price
- Historic or high-end homes (Hershey, Carlisle): CertainTeed Landmark PRO - best aesthetics and color options
- Budget-conscious homeowners: Owens Corning Duration - best value with SureNail technology
Not Sure Which Shingle Is Right for Your Home?
We will walk you through all three options with actual material samples. Free estimate, no pressure.
Call (717) 500-1434