Both GAF and IKO manufacture excellent roofing products, but they excel in different areas. GAF is widely considered the market leader due to its massive certified contractor network, extensive product tier availability, and flexible lifetime warranty upgrade paths like the Golden Pledge. IKO is frequently praised by installers for its heavy structural weight, dense fiberglass construction, and vibrant, high-definition shingle color blends. Both deliver outstanding weather resistance and long-term home protection.
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