EXH · system
Exhaust & roof fans
E-series fume-hood exhaust (unit-info forms on file for most E-1…E-51), REF roof exhaust (nameplates REF-1/2/3/5–9/11/12/14), IV intake.
Series
- E-1 … E-51
- Fume-hood exhaust fans (room locations on fan list)
- REF-1 … REF-14
- Roof exhaust (not make-up)
- IV-1 … IV-5
- Intake/ventilation (mostly direct drive)
Plant note
- Make-up
- All make-up air enters through AHU OA dampers
- Belt source of truth
- inventory app BOM / Master Fan List (not form belt field)
Nameplated REFs (2026-08-07)
- REF-1
- GB-180-7X-QD-3 / 97L19053
- REF-2
- CBE-10-6X / 21298
- REF-3
- GB-101-4-X / 13680443
- REF-5
- CBE-10-6X / 21299
- REF-6
- CBE-14-4X / 21302
- REF-7
- CBE-10-6X / 21300
- REF-8
- G-095-E--1-17-X / 27568042 (factory EF-1)
- REF-9
- G-095-E--1-17-X / 27568041 (factory EF-1)
- REF-11
- CUBE-180-10-X / 12705783 (factory EF-1 ignored)
- REF-12
- CBE-18-5X / 21303
- REF-14
- GB-330-7 / 13369991
E-series forms (2026-08-07)
- Count entered
- 47
- Source
- Central Laboratory roof top mounted exhaust fan unit info forms
- Belt policy
- inventory BOM only
- Skipped tags
- E-7/8/10/42/43 nonexistent (no form); E-9 form present but inventory nonexistent
Notes
- See /inventory for belt SKUs and stock. Full E/REF/IV table lives in plant PM workbook.
- E-series unit-info form intake 2026-08-07 (8 batches). Belts from inventory BOM.