Frequently Asked Questions

  • What are the requirements of the Telcordia NEBS standards pertaining to air filters?
  • How do I find the part number on my UAF air filter?
  • What is Porosity?
  • What are framed air filter assembly and pad air filter manufacturing tolerances?
  • Does Universal make HEPA or other high efficiency air filters?
  • How often should air filters be cleaned or replaced?
  • What is the shelf life of foam and what is the recommended method of storage?
  • How can air filter effects on overall system pressure drop be predicted?
  • What features in addition to air filtration can I receive if I specify Universal?
  • What is the recommended method of cleaning Universal air filters?
  • Are Universal Air Filter products RoHS Compliant?