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Roofing
8 min read

Roofing 101: Materials & Maintenance

Everything you need to know about roofing materials, costs, and maintenance for Maryland homes.

1. Roofing Materials

Asphalt Shingles

  • Cost: $3-5 per sq ft installed
  • Lifespan: 20-30 years
  • Pros: Affordable, easy installation, variety of colors
  • Cons: Shorter lifespan than other materials

Metal Roofing

  • Cost: $7-12 per sq ft installed
  • Lifespan: 40-70 years
  • Pros: Long-lasting, energy efficient, fire resistant
  • Cons: Higher upfront cost, can be noisy in rain

Slate & Tile

  • Cost: $10-25 per sq ft installed
  • Lifespan: 50-100+ years
  • Pros: Extremely durable, beautiful, fire resistant
  • Cons: Expensive, heavy (may require structural support)

2. Repair vs Replace

When to Repair

  • • Roof is less than 15 years old
  • • Damage is localized (few shingles)
  • • No water damage to decking
  • • Budget constraints

When to Replace

  • • Roof is over 20 years old
  • • Widespread damage or multiple leaks
  • • Sagging or structural issues
  • • Granules in gutters (shingle deterioration)

3. Maintenance Tips

  • Annual inspections: Check for damage after winter and storms
  • Clean gutters: Prevent water backup and ice dams
  • Trim trees: Prevent branch damage and debris buildup
  • Check flashing: Ensure seals around chimneys and vents are intact

4. Replacement Costs

Average Costs in Maryland

Small roof (1,500 sq ft)$5,000 - $10,000
Medium roof (2,000 sq ft)$8,000 - $15,000
Large roof (3,000+ sq ft)$12,000 - $25,000+

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