Name: HVAC Filters-Introduction, Principle, Working Mechanism, Application, and Keynotes
Uploaded: 2026-05-21T06:45:21+00:00
Channel: Medical Lab Notes
Description: Introduction to HVAC Filters Air filters act as the first line of defense in an HVAC system. As air continuously circulates through a building, it carries invisible particulate matter, including dust, pollen, pet dander, mold spores, and bacteria. Without an air filter, these particles settle

Decoding BSC Warnings: When Digital Gauges and Magnehelics Don’t Match

May 16, 2026 by Medical Lab Notes

This image shows a Magnehelic-style differential pressure gauge, which measures the static pressure drop across the internal HEPA or ULPA filters of your biosafety cabinet

No, several crucial velocity parameters on the screen are currently operating far outside their safe range, as shown in the image below. When operating correctly, these containment units keep personnel and samples safe via balanced, controlled airflow velocities. Here is an analysis of the current …