• A - Parker|Domnick Hunter, AA015CNFI; filter - order_A filter: Balston 015AA, $54 each
  
• B - Norgren Excelon, F74G-4AN-AP1; filter - order_B filter: McMaster-Carr, 4958K95, B74G, $11 each
  
• C - Norgren Excelon, F73C-4AD-AT0; filter - order_C filter: McMaster-Carr, 8282K52, $45 each
  
• D - Hankinson HF3-16-4-DPL; filter - order_D filter: E3-16, $33 each
  
• E - Hankinson HMD20-5 Membrane Dryer; filter - order_E serial#: S101220, $2100 each
  
• F - Parker|Domnick Hunter, OH 2858-5; filter - order_F filter: K058AA, $66 each
  
• G - Parker Balston Membrane Filter, 6410; filter ~$3500
• H - Parker Balston Coalescing Filter, 6410; filter - order_H filter: 100-18-BX, $12 each
  

Serviced 2/2020: - replaced filters A, B, C, D and H
Serviced 7/2020: - replaced filters B, C; ordered 4 of C
Serviced 9/2020: - replaced filters B, C; ordered 15 of B
Serviced 7/2021: - replaced filters A, B, C; order 4 of A
Serviced 2/2022: - replaced filters A, B, C; order 4 of A and 4 of C
Serviced 10/2022: - replaced filters B, C
Serviced 6/2023: - replaced filters A, B, C