# Free BTU Calculator - Find the Right AC Size

> Calculate exactly how many BTUs you need to cool your room. Free AC sizing tool to help you choose the perfect air conditioner.

URL: https://besthvactoronto.ca/tools/btu-calculator/

# BTU Calculator

Calculate the cooling capacity needed for your room to choose the right air conditioner size.

### BTU Calculator

Calculate the cooling capacity needed for your room to choose the right air conditioner size.

Room Length (m)

Room Width (m)

Ceiling Height (m)2.4m (Standard)2.7m3.0m3.5m+

Sun ExposureShaded / North-facingPartial SunFull Sun / West-facing

Room TypeBedroomLiving RoomKitchenOffice/Study

Number of People1 person2 people3-4 people5+ people

This calculator provides estimates based on standard room conditions. Actual requirements may vary based on insulation, window types, appliances, and local climate. Consult a professional for precise sizing.

#### Get a Professional Quote

Based on your calculation, our technicians can provide an accurate quote including installation.

Need a professional to look at this?

call Call 647-254-4113

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## Related services

Air Conditioning Installation & Repair

[/air-conditioning-installation-repair/ →](/air-conditioning-installation-repair/)

 

Furnace Installation & Repair

[/furnace-installation-repair/ →](/furnace-installation-repair/)

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24/7 for gas emergencies, red tags, no-heat and no-AC

## Need heat, cooling, or your gas turned back on?

TSSA-certified technicians, transparent written quotes, and a 2-year labour warranty on every installation.

call Call 647-254-4113

[tel:+16472544113 →](tel:+16472544113)

 

Get a Free Estimate

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-   check\_circle 2-year labour warranty
-   check\_circle Written quotes before work starts
-   check\_circle TSSA G1/G2 certified, WSIB covered