Fiberglass Composition (Asphalt) vs. Metal| | Metal | Fiberglass Composition | | Lightweight | Excellent
1.4 lb/square feet
Average roof 4,200 lbs | Good
3-4 lb/square feet
Average roof 10,500 lbs | | Fire | Excellent | Excellent | | Wind | Excellent
120 mph wind warranty | Fair | | Hail | Excellent
Hail warranty | Fair | | Snow & Ice | Excellent
Resilient interlocking design that resists ice damming | Good | | Earthquake | Excellent
Lightweight, added shear strength | Good | | Weathering | Excellent
Metals are environmentally stable | Poor
Asphalt degrades in heat and sun | | Warranty | Excellent
Full replacement cost coverage for up to 50 years | Fair
Weathering and wind damage after 10 years not covered | | Environment | Excellent
No tear-off required
Recyclable | Fair
Ends up in landfills | | Re-sale Value | Excellent | Fair |
Ratings based on comparison with metal as determined from manufacturers' specifications, independent testing laboratories and published industry studies/statistics.
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