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Interior Painting Cost Formula:
The Interior Painting Cost Per Square Foot Calculator estimates the total cost of painting interior spaces in Canada based on the area to be painted and the cost per square metre. This helps homeowners and contractors budget accurately for painting projects.
The calculator uses the simple formula:
Where:
Explanation: The calculation multiplies the total area by the cost rate to determine the complete painting expense.
Details: Accurate cost estimation is essential for budgeting home improvement projects, comparing contractor quotes, and ensuring financial planning for interior renovations.
Tips: Measure the total wall area to be painted in square metres. Research current painting rates in your Canadian region. Typical costs range from $2-6 per square metre depending on paint quality, surface preparation, and labor costs.
Q1: What factors affect painting costs per square metre?
A: Paint quality, number of coats needed, surface preparation, ceiling height, complexity of the space, and regional labor rates all influence the final cost.
Q2: Should I include ceilings in the area calculation?
A: Yes, if you're painting ceilings, include their area separately as they may have different cost rates than walls.
Q3: How do I calculate wall area accurately?
A: Measure length and height of each wall, multiply to get area, then subtract areas of windows and doors (typically 15-20% deduction).
Q4: Are material costs included in the per square metre rate?
A: Most professional quotes include both labor and materials, but confirm with your contractor what's included in their rate.
Q5: How much extra should I budget for preparation and cleanup?
A: Typically add 10-15% to the calculated cost for surface preparation, moving furniture, and cleanup expenses.