Mini Split Sizing Guide for 1,250-1,500 sq ft Rooms
Mini split sizing guide for 1,250-1,500 sq ft rooms in Texas
Rooms between 1,250 and 1,500 square feet require commercial-grade mini split systems. These applications typically need 30,000 to 36,000 BTU units, and often benefit from multiple systems for zone control and redundancy.
Room Size
1,250-1,500 sq ft
Square footage range
Recommended BTU
30,000, 36,000 BTU
Multiple options available
Room Types
- Extra large living area
- Open concept entire floor
- Large commercial space
- Warehouse
Best BTU Options for 1,250-1,500 sq ft
For 1,250-1,500 sq ft rooms, 30,000-36,000 BTU single units are available, but multiple smaller units often provide better zone control, redundancy, and efficiency. Consider professional consultation for spaces this large.
For 1,250-1,500 sq ft, you have several BTU options:
- 30,000 BTU: Ideal for 1,250-1,500 sq ft with standard conditions
- 36,000 BTU: Ideal for 1,250-1,500 sq ft with challenging conditions (high ceilings, poor insulation, extreme heat)
Texas-Specific Considerations
1,250-1,500 sq ft commercial spaces in Texas face unique challenges. Heat loads from equipment, lighting, and occupancy add significantly to cooling needs. Multiple units provide better redundancy and zone control. Professional load calculations are essential.
Real-World Examples
30x45 great room (1,350 sq ft) - 36,000 BTU or multiple 24,000 BTU units
Open concept entire floor (1,500 sq ft) - Multiple 24,000 BTU units recommended
Large warehouse area (1,400 sq ft) - 36,000 BTU or multiple units
Restaurant with kitchen (1,450 sq ft) - Multiple 24,000-30,000 BTU units
Ready to Size Your Room?
Not sure which BTU size is right for your 1,250-1,500 sq ft room? Our Texas-based experts can help you determine the exact capacity needed, accounting for local climate, room characteristics, and usage patterns.