Roof Shingles Cost Formula:
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Definition: This calculator estimates the total cost of roof shingles including materials and labor.
Purpose: It helps homeowners and contractors budget for roofing projects by calculating material and installation costs.
The calculator uses the formula:
Where:
Explanation: The shingle quantity is multiplied by price per square, then labor costs are added to get the total project cost.
Details: Accurate cost estimation helps with budgeting, comparing contractor quotes, and planning roofing projects.
Tips: Enter the shingle quantity in squares (1 square = 100 sq ft), price per square, and labor cost. All values must be ≥ 0.
Q1: What is a "square" in roofing terms?
A: One square equals 100 square feet of roof area, the standard measurement unit for roofing materials.
Q2: How do I calculate the number of squares needed?
A: Divide total roof area in square feet by 100. Our Roof Area Calculator can help with this.
Q3: What's included in labor costs?
A: Labor typically includes removal of old shingles, installation of new ones, and cleanup.
Q4: What's the average price per square?
A: Prices vary ($80-$150/square) based on shingle type (3-tab, architectural, premium).
Q5: Should I include disposal costs?
A: Yes, either include in labor costs or add as a separate line item if not included.