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Search for Calculators

On-line Stats

  • Created Formulas: 661
  • Created Widgets: 3551
APIs, Widgets & Apps
"Making the complex simple"

Free HVAC Calculator Widgets





HVAC Calculator Widgets
Widget, results 1 to 10 of 10
Calculation Form Name Calculation Form Description
Ventilation rate per person Calculation Form that Calculates ventilation rate per person (Rp) with Air changes per hour (ACH), Occupant density (occupants per square foot) D and cealing height h as input.
Ventilation Fan Annual Operation Hours Calculation Form that Calculates The Total Hours (TotHrs ) based on Day(s) (day ) and number of (no ).
Ventilation Fan Annual Power Consumption Calculation Form that Calculates The Kilo Watt Hours (KwH ) based on Days / Week (daysweek ) , Hours / Day (hrsday ) and Kilo Watts (KWatts ).
Ventilation System Annual Cost Calculation Form that Calculator to work out the annual cost of your ventilation system
Annual Savings Using A Carbon Monoxide Demand Control System Calculation Form that Calculator to work out the annual electricity savings using a carbon monoxide demand control system.
Annual Cost For Ventilation System CO Calculation Form that Reduces the cost by 20%
Annual Savings using a CO Demand Control System Calculation Form that Calculates the annual savings using a CO demand control system
Annual Greenhouse CO2 emission saving Calculation Form that Calculates the annual CO2 emission saving based on Eskom 2007
Annual KwH Savings (CO Demand Control) Calculation Form that Calculate the annual KwH savings with CO demand control
Power for fan compressor motor Calculation Form that Calculates the power (P) based on (Q) which is the air flow in m3/h and (Δp) is pressure raise wanted in bar and (η) is the motorfan (or compressor) system total efficiency.