Applications

  • Duct Length Calculator
    Duct Length Calculator
    This easy-to-use, flexible tool calculates maximum allowable duct length to hit a given delivered cfm airflow level based on basic inputs: CFM required, fan model, duct diameter, duct type (flex or rigid) and number of elbows.
  • Performance Calculator
    Performance Calculator

    With our Performance Calculator tool you can input your design criteria, select the right HRV or ERV product for your application, obtain efficiency metrics and verify ASHRAE 90.1 compliance.