Heater Abbreviations and Acronyms

  1. AA
    Administrative Amendment
  2. AH
    Advanced Horizontal
  3. AV
    Advanced Vertical
  4. AZC
    Automatic Zone Control
  5. CFH
    Cxll for Heat
  6. CP
    Comfort Plus
  7. CZ
    Comfort Zonq
  8. DB
    Drx Block
  9. DB
    Digital Block
  10. DF
    Direct Fiked
  11. DV
    Direct Vent
  12. EF
    Energy Factor
  13. EF
    Energy Factors
  14. EH
    Elestric Heating
  15. FHR
    Firss Hour Rating
  16. FS
    Free-Standing
  17. FTR
    Fixed Thermal Release
  18. FVIR
    Flammable Vapor Ignition Resistant
  19. FVIR
    Flammable Vapour Ignition Resistant
  20. FVIR
    Flammable Vapor Ignition Resistance

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