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24-Hour Commercial Emergency Dispatch(437) 524-2997

Free Calculator

Commercial Cooling Load Calculator

Estimate the cooling capacity in BTU/h and tons for an office, retail, restaurant or industrial space before you size a rooftop unit or split system.

Floor area served by the unit or zone

Add 600 BTU/h per person

Rule-of-thumb estimate for budgeting only. Final equipment selection needs a full load calculation covering envelope, ventilation air, lighting and process loads.

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24-Hour Commercial Emergency Dispatch

Need a Licensed Technician?

Call dispatch for a 2-4 hour emergency response, or send the building details for a written quote.

  • TSSA G1+G2, ESA, 313A
  • Written findings every visit
  • 90-day / 2-year labour warranty
Call (437) 524-2997Request Dispatch