油漆计算器
根据涂刷面积、遍数和产品覆盖率，计算所需的油漆与底漆用量及成本。
公式与数据最后核对于 — Cosyslabs
输入
Result
Paint
2.3 gal
Primer
0.0 gal
Total (rounded)
3 gal
- Coats
- 2
- Coverage
- 350 ft²/gal
Diagram
Estimates only. Verify with a licensed contractor or supplier before purchasing. Rough Estimator! is not responsible for shortages, overages, or material variances. See our methodology for formulas and sources.
公式
加仑数 = 面积 × 遍数 ÷ 覆盖率
参考资料
Pour-window forecast
Free 7-day forecast from Open-Meteo. Green = safe to paint. We never share your location.
Related tools & materials
Calculators
Don't forget
- 底漆
- 美纹纸胶带
- 滚筒
- 防尘布
- 补缝膏
Also useful
常见问题
用周长乘以墙高得到墙面积，减去大门窗，除以覆盖率再乘以遍数。3.6 × 4.2 米、层高 2.4 米的房间刷两遍约需 2 加仑。
Ad space
Cite this page
Cosyslabs. (2026). 油漆计算器. Rough Estimator!. https://roughestimator.com/zh/paint-calculator
Embed on your site
Free for any site — attribution appreciated.
<iframe src="https://roughestimator.com/zh/paint-calculator?embed=1" title="油漆计算器" width="100%" height="640" style="border:0;border-radius:12px" loading="lazy"></iframe>