How to use
- Fill in: Wall area (m²), Coats and Coverage (m² per kg per coat). Fields with defaults or marked optional can stay as shown.
- Tap Calculate Putty.
- Read the result - you can print or save it as PDF.
Worked example
With Wall area = 100, Coats = 2, Coverage = 1.2:
WALL PUTTY REQUIRED166.7 kg
- In 40 kg bags: 4.2 bags
- Area: 100 m²
- Coats: 2
- Coverage used: 1.2 m²/kg/coat
Coverage varies by brand and surface - check your product label and adjust the coverage field.
