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Roofing FAQ - Common Questions
Answers to frequently asked questions about roofing materials, installation, and costs
How many shingles in a bundle?
A bundle of asphalt shingles typically covers 33.3 square feet. Three bundles equal one square (100 sq ft). Most roofs require 3-4 bundles per square depending on shingle type and roof complexity.
Related:
Shingle coverage calculatorRoofing material calculator
How long do asphalt shingles last?
Standard 3-tab shingles last 15-20 years. Architectural/dimensional shingles last 25-30 years. Premium shingles can last 40-50 years. Proper ventilation and installation affect longevity significantly.
Related:
Shingle lifespanRoofing material durability
What is a roofing square?
A roofing square equals 100 square feet of roof area. This is the standard measurement unit used by roofers. A 2,400 sq ft roof would be 24 squares.
Related:
Roof measurement guide