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Free Tool · HVAC

AC Tonnage Calculator

Estimate the cooling load (in TR) your space needs from a quick heat-load model. Adjust the inputs for an instant figure — then get a proper engineered HVAC design from our team.

Your space

1,000 sq.ft
15 people

Quick estimate from a sensible+latent heat-load model. Server rooms assume IT heat load; a detailed survey (glazing, orientation, equipment) is needed for the final design.

Cooling load
Suggested units
Heat load (kW)
Heat load (BTU/hr)
Load density
Fresh air (approx)

Get an engineered HVAC design — free

Our mechanical engineers will run a full heat-load and recommend the right VRF / ductable / chiller system for your space. We'll attach the estimate above automatically.

🔒 Your estimate is attached automatically. No spam — ever.

or reach us directly

Indicative estimates only — not a binding design. Actual tonnage depends on glazing, orientation, insulation, equipment heat and ventilation, confirmed by a detailed heat-load survey.

ONE PARTNER. END TO END. You focus on your business — we handle the rest.
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