HVAC & Electrical Calculators

Work out the air conditioner size, in BTU, that a room needs.

BTU Calculator

Estimate the air conditioner capacity needed to cool a room

Other Calculator Categories

Interior & Sizing Flooring Walls & Ceilings Exterior & Siding Roofing Landscaping Materials Hardscaping Fencing & Decking Lawn & Garden Kitchen & Bath

See the finished room before you buy

Upload a photo of your room and try new floors, walls, colors and furniture with AI before you order materials.

Try the AI room designer free

More RoomsGPT tools for the next step in your project.