Square Feet Carpet Formula:
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Calculating square feet for carpet involves measuring the main area and adding any additional border areas. This ensures you purchase the correct amount of carpet for your space, accounting for both the primary coverage area and decorative borders.
The calculator uses the formula:
Where:
Explanation: Multiply length by width to get the main area square footage, then add any border areas to get the total carpet needed.
Details: Accurate measurement prevents purchasing too much or too little carpet, saves money, reduces waste, and ensures proper installation and appearance.
Tips: Enter length and width in feet, and border area in square feet. All values must be valid positive numbers. For irregular shapes, break into rectangular sections.
Q1: Why add borders separately?
A: Borders are often different materials or patterns and need separate calculation from the main carpet area.
Q2: How do I measure irregularly shaped rooms?
A: Divide the room into rectangular sections, calculate each separately, then sum the totals including borders.
Q3: Should I include waste factor?
A: Professional installers typically add 10% for waste due to cutting and pattern matching. Add this after your total calculation.
Q4: What if my room has alcoves or bay windows?
A: Measure these as separate rectangles and add them to your total calculation along with any borders.
Q5: How accurate are online carpet calculators?
A: They provide good estimates but always verify with physical measurements and consult with professionals for complex installations.