Wall Area Calculator

Calculate wall areas for painting, wallpaper, or tiling projects

Room Dimensions

Room Shape

Room Measurements

meters
meters
meters

Openings (Doors & Windows)

meters
meters
meters
meters

Calculation Results

Total Wall Area 0 m²
All walls combined
Net Painable Area 0 m²
After deducting openings
Opening Area 0 m²
Doors and windows
Paint Required 0 liters
Based on coverage rate

Room Visualization

Room preview will appear here

Paint Estimation

Typically 8-12 m² per liter

Total Paint Needed 0 liters

Detailed Area Breakdown

0 m²
Wall 1 (Length)
0 m²
Wall 2 (Width)
0 m²
Wall 3 (Length)
0 m²
Wall 4 (Width)

Accurate Measurements

Measure twice, calculate once. Account for all openings and irregular shapes.

Paint Coverage

Add 10-15% extra paint for touch-ups and wastage during application.

Surface Preparation

Proper surface preparation can affect paint coverage by up to 20%.