RoomSizerAC Capacity Calculator

Calculator Compare Rooms

Retail Edition

Instant Lookup Tool

Find the Right AC Capacity

Enter a room size in any unit — get the recommended BTU/hr instantly.

Measurement Unit

Room Sizein sq ft

Supported range: 100 – 2,500 sq ft

sq ft

Recommendations based on standard room sizing guidelines. Actual requirements may vary by insulation, climate, and occupancy.

RoomSizer — Retail Edition