| Includes | ventilation hoods and equipment with fire suppression systems for commercial kitchens. |
| May Include | laboratory fumes hoods connected to HVAC system. |
| See | 11 53 13 for recirculating laboratory fume hoods. 21 20 00 for fire extinguishing systems. |
| See Also | 11 44 00 for commercial-kitchen hoods. 11 53 13 for laboratory fume hoods. |