Construction

RoofingCalculator

Calculate roofing materials including shingles, underlayment, and cost. Account for roof pitch for accurate estimates.

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What's Included in a Square?

3 Bundles

Standard 3-tab shingles

Underlayment

Synthetic or felt paper

Nails & Ridge

Roofing nails & ridge caps

Roofing Tips

  • • Always add 10-15% for waste and starter strip
  • • Pitch affects material needs - steeper roofs need more
  • • Consider ice & water shield for cold climates
  • • Professional installation typically $150-300/square labor