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3. Heat quantity meas.

Alternative clues for the word btu

• Meas. used in heaters
• Approx. 252 calories
• About 252 cals
• Heating and cooling meas
• A/C capacity meas
• Capacity measure used in HVAC
• Heat unit, briefly
• Heat measure: Abbr.
• Heating bill meas
• Heat unit: Abbr