This calculator estimates the environmental footprint of different hand drying methods in a public restroom, helping you make informed choices. It considers factors like energy consumption, paper usage, and associated emissions.
Start with your values, or try a preset.
Enter Estimated Daily Users, Air Dryer Energy Consumption per Use, Paper Towel Usage per Dry, Paper Towel Production Emissions per Towel, and Air Dryer Emissions Factor (per kWh) in the units shown.
Read Daily Emissions (Paper Towels), Daily Energy Consumption (Air Dryer), Total Daily Emissions (Paper Towels), Daily Emissions (Air Dryer), and Total Daily Emissions (Air Dryer) in the results panel. Results update as you change the inputs.
Choose a preset to load an example, then adjust the values for your situation.
See the inputs and their calculated results.
Estimated Daily Users: 50 users; Air Dryer Energy Consumption per Use: 0.2 kWh; Paper Towel Usage per Dry: 2 towel(s); Paper Towel Production Emissions per Towel: 0.005 kg CO2e; Air Dryer Emissions Factor (per kWh): 0.4 kg CO2e/kWh
Daily Emissions (Paper Towels): 0.5 kg CO2e; Daily Energy Consumption (Air Dryer): 10 kWh; Total Daily Emissions (Paper Towels): 0.5 kg CO2e; Daily Emissions (Air Dryer): 4 kg CO2e; Total Daily Emissions (Air Dryer): 4 kg CO2e
Estimated Daily Users: 150 users; Air Dryer Energy Consumption per Use: 0.2 kWh; Paper Towel Usage per Dry: 2 towel(s); Paper Towel Production Emissions per Towel: 0.005 kg CO2e; Air Dryer Emissions Factor (per kWh): 0.4 kg CO2e/kWh
Daily Emissions (Paper Towels): 1.5 kg CO2e; Daily Energy Consumption (Air Dryer): 30 kWh; Total Daily Emissions (Paper Towels): 1.5 kg CO2e; Daily Emissions (Air Dryer): 12 kg CO2e; Total Daily Emissions (Air Dryer): 12 kg CO2e
Estimated Daily Users: 500 users; Air Dryer Energy Consumption per Use: 0.2 kWh; Paper Towel Usage per Dry: 2 towel(s); Paper Towel Production Emissions per Towel: 0.005 kg CO2e; Air Dryer Emissions Factor (per kWh): 0.4 kg CO2e/kWh
Daily Emissions (Paper Towels): 5 kg CO2e; Daily Energy Consumption (Air Dryer): 100 kWh; Total Daily Emissions (Paper Towels): 5 kg CO2e; Daily Emissions (Air Dryer): 40 kg CO2e; Total Daily Emissions (Air Dryer): 40 kg CO2e
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