$28–$50 / sq ft installed
Aluminum
Light, rust-proof, coastal-friendly
Aluminum shines where corrosion, weight, or salt air make steel a bad fit. Common in gutters, trim, railings, and lightweight carports.
Where aluminum wins
- Naturally corrosion-resistant
- ~⅓ the weight of steel
- 50+ year lifespan
Where it falls short
- 2–3× the cost per pound vs. steel
- Lower structural strength
Best for: Coastal buildsBest for: Gutters & trimBest for: Railings
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Aluminum kits & suppliers
Companies that sell whole kits or bulk supply.
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