How Much Waste Factor Should You Actually Use When Ordering Materials?
Stop guessing how much extra roofing material you need. Learn the exact waste factor percentages required for gable, hip, and complex roofs to avoid running short mid-job.
Roofing Calculator
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How to Calculate Roof Square Footage From a Blueprint or House Footprint
Learn how to calculate roof area from house square footage. We explain the difference between floor space, footprint, and roof area, plus the exact math to use.
How to Measure Roof Pitch From the Ground (Safely and Accurately)
Learn how to accurately measure your roof's pitch without climbing a ladder. A step-by-step guide using a level, tape measure, or smartphone apps.
How to Calculate Roof Square Footage (With Pitch Factor and Waste)
Roof square footage is not your house footprint. Here is the slope factor formula, a full pitch table, and how to convert area into shingle bundles.
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