BTU Calculator

Easy Solution Lab

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About this app

BTU Calculator is a simple and practical tool for estimating the cooling capacity needed for a room and performing common HVAC calculations.

Whether you are checking the approximate AC capacity for a bedroom, living room, office, or kitchen, the app helps you get a quick BTU estimate using simple room and usage inputs.

What You Can Calculate
• AC Cooling Requirement
Enter room length, width, and ceiling height to estimate the required cooling capacity.

• Room Type
Select the room type to adjust the calculation for different room uses.

• People in the Room
Add the number of people who will normally use the room.

• Sun Exposure
Choose the appropriate sun-exposure level to account for different room conditions.

• Appliances
Adjust the appliance load based on the expected usage in the room.

• Metric & Imperial Units
Switch between meters and feet for room measurements.

Quick HVAC Tools
The app also includes useful tools for everyday HVAC calculations:

• BTU ↔ kW Converter
Convert cooling capacity between BTU/h and kW.

• BTU ↔ Ton Converter
Convert between BTU/h and refrigeration tons.

• Room Area Calculator
Quickly calculate room area from length and width.

• AC Capacity Guide
Use a simple reference guide to compare room area with common AC capacities.

Simple and Easy to Use
BTU Calculator is designed with a clean interface so you can enter values, adjust the available options, and view the result without unnecessary complexity.

It can be useful for homeowners, technicians, students, installers, and anyone who wants a quick estimate before choosing an AC capacity.

Please Note
The results provided by this app are estimates for general guidance. Actual air-conditioning requirements can vary depending on factors such as insulation, windows, climate, building construction, room orientation, occupancy, and equipment.

For professional HVAC design or final equipment sizing, consult a qualified HVAC professional.

BTU Calculator — simple tools for quick cooling capacity and HVAC calculations.