# Material Estimation Guide ## Accurate Measurements ### Square Footage Calculation - Measure room dimensions - Account for windows and doors - Include waste factor (10-15%) ### Volume Calculations - Concrete requirements - Fill materials - Insulation needs ## Common Materials ### Lumber - Board feet calculation - Standard sizes - Grade selection ### Drywall - Sheet coverage - Joint compound - Tape and fasteners ### Flooring - Room dimensions - Pattern matching waste - Underlayment requirements ## Tips for Accuracy 1. Double-check measurements 2. Include extra for mistakes 3. Consider material minimums 4. Account for shipping quantities