Home Back

Window Curtain Panel Calculator

Panel Calculation Formula:

\[ Panels = \frac{Window\ Width}{Panel\ Width} \]

inches
inches

Unit Converter ▲

Unit Converter ▼

From: To:

1. What is the Window Curtain Panel Calculator?

The Window Curtain Panel Calculator helps determine how many curtain panels you need to cover a window based on the window width and the width of individual curtain panels.

2. How Does the Calculator Work?

The calculator uses a simple formula:

\[ Panels = \frac{Window\ Width}{Panel\ Width} \]

Where:

Explanation: This calculation gives you the minimum number of panels needed to cover your window. You may want to round up for better coverage.

3. Importance of Proper Panel Calculation

Details: Calculating the correct number of panels ensures your window is properly covered, maintains aesthetic proportions, and helps with budgeting for your window treatments.

4. Using the Calculator

Tips: Measure your window width accurately from frame to frame. Know the exact width of the curtain panels you plan to use. Remember that some fullness (1.5-3 times the window width) is often recommended for a luxurious look.

5. Frequently Asked Questions (FAQ)

Q1: Should I round up the number of panels?
A: Yes, it's generally recommended to round up to the nearest whole number for better coverage and a fuller look.

Q2: How much fullness should I aim for?
A: For standard curtains, 2-2.5 times the window width is common. For sheer curtains, 2.5-3 times is recommended.

Q3: Should I measure the window or the rod?
A: Measure the width of the area you want to cover - typically the curtain rod width, which is often wider than the window itself.

Q4: What if my panels have grommets or pleats?
A: The calculation remains the same, but remember that pleated panels will have less flat width when hung due to the pleating.

Q5: How do I account for overlapping panels in the middle?
A: Add 4-6 inches to your total width calculation to account for the overlap where panels meet in the center.

Window Curtain Panel Calculator© - All Rights Reserved 2025