Calculate paint liters and primer required for room walls and ceilings with door deductions.
Result
Assumes standard premium interior acrylic emulsion over smooth primed surfaces.
Save as
Paintable Area = Total Wall Area - Doors/Windows | Liters = Area × Coats / Coverage
14 ft × 12 ft room, 10 ft height, 1 door, 2 windows, 2 coats of emulsion.
Paint Required: ~7.5 Liters | Paintable Wall Area: ~460 sq ft.
Calculate floor and wall tile quantity, boxes to buy, and wastage for bathrooms and rooms.
Open calculatorConvert property super built-up area to actual usable RERA carpet area using loading factor.
Open calculatorEstimate home building and civil construction costs in India based on built-up area and quality tier.
Open calculatorCalculate concrete volume, 50kg cement bags, sand, and gravel required for slabs and columns.
Open calculatorStandard interior plastic/acrylic emulsion paint covers roughly 120 to 140 square feet per liter for 2 coats on smooth primed plaster.
Accurate paint calculation prevents running out of paint mid-wall (which creates visible lap marks) and avoids purchasing expensive unused custom-tinted cans.