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Positive and Negative Duct Accreditation System PAN221-110

SKU: PAN221-110

This instrument has been discontinued.


Product Details

The Positive and Negative Duct Accreditation (PANDA) System PAN221-110 provides contractors, commissioning engineers, and research and development technicians with best-in-class choice of test equipment to quantify air leakage in ductwork and other areas as well as the ability to measure the performance of ducted systems. PAN221-110 power requirements are 110 to 120 V, 1 Phase, 50/60 Hz, 16A.

PAN221-110 is only available for sale in the U.S.

Pass/Fail Reporting for Standards

  • Positive and Negative Duct Leakage Testing in one system
  • Find and fix duct leaks to save energy
  • High accuracy gives confidence in measurements
  • High-flow fan for testing large duct sections
  • Pressurizes duct quickly, allowing testing to begin in minutes
  • Fits in the back of vans and trucks
  • Includes TSI VelociCalc® Model 9565-P and DP-Calc™ 5825 


  • HVAC installers
  • Facility managers