Paint Coverage Calculator — Estimate Gallons by Surface Type

Paint Coverage Calculator — Estimate Gallons by Surface Type

Calculate paint coverage metrics based on wall surface profiles, including subtractions for doors and window placements.

🎨 Paint Coverage Estimator

Net Paintable Area
Gallons (1 Coat)
Gallons (2 Coats)

💡 Pro Tip

If painting brand-new drywall or a dark color, always apply a dedicated primer first. Primer is cheaper than premium color paint and prevents uneven absorption.

Frequently Asked Questions

Q: Does surface texture affect paint coverage?

Yes. Rough, textured, or porous surfaces (like brick or stucco) can require up to 20-30% more paint compared to smooth drywall.

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