Seminar 18 — New Standard: ASHRAE 221 Overview (LIVE)


Conference Proceeding by ASHRAE, 2021



This product is a zip file that contains files that consist of PowerPoint slides synchronized with the audio-recording of the speaker, PDF files of the slides, and audio only (mp3 format) as noted.

ASHRAE Standard 221 – Test Method to Field-Measure and Score the Cooling and Heating Performance of an Installed Unitary HVAC Systems, provides a new and revealing method to score the performance end efficiency of an installed HVAC system in the field. The scores reveal the impact of inherent defects in installation, deferred maintenance and hidden installed system losses. This Standard is written for use by all field professionals including installing contractors, technicians, commissioning and facility personnel, balancers, designers and energy efficiency program participants.

  1. Introduction and Description of ASHRAE STD.221
    Rob Falke, Member, National Comfort Institute, Avon Lake, OH
  2. ASHRAE STD.221 Testing and Calculations
    Peter C. Jacobs, P.E., Member, BuildingMetrics, Incorporated, Boulder, CO
  3. Uses of ASHRAE STD.221’s Installed System Scores
    Ben Lipscomb, P.E., Associate Member, National Comfort Institute, Whitefish, MT

Citation: ASHRAE 2021 Virtual Seminar

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