1. What is an Exterior House Painting Cost Calculator?

Definition: This calculator estimates the total cost for painting the exterior of a house in New Zealand based on the area to be painted and the rate per square foot.

Purpose: It helps homeowners and contractors budget for exterior painting projects by providing quick cost estimates.

2. How Does the Calculator Work?

The calculator uses the formula:

Where:

• \( Cost \) — Total painting cost (NZD)
• \( A \) — Area to paint (square feet)
• \( R \) — Painting rate (NZD per square foot)

Explanation: The total area to be painted is multiplied by the rate per square foot to calculate the total cost.

3. Importance of Painting Cost Calculation

Details: Accurate cost estimation helps in budgeting, comparing contractor quotes, and planning home improvement projects.

4. Using the Calculator

Tips: Enter the total area to be painted in square feet and the rate per square foot (default $3.50 NZD). All values must be > 0.

5. Frequently Asked Questions (FAQ)

Q1: What's included in the painting rate?
A: The rate typically includes labor, materials (paint), and basic surface preparation, but may vary by contractor.

Q2: What's the average painting rate in NZ?
A: Rates typically range from $3.50 to $6.00 per sq ft depending on paint quality, surface condition, and location.

Q3: How do I calculate the area to paint?
A: Measure the perimeter of your house and multiply by the height, then subtract window/door areas.

Q4: Does this include GST?
A: Most quotes in NZ include GST, but confirm with your contractor as rates may vary.

Q5: What factors can increase the cost?
A: Additional costs may apply for surface repairs, multiple coats, difficult access, or premium paints.