Provides airflow controls for critical room environments.

• See also:
• Masterformat 2004
• 13 20 00 - SPECIAL PURPOSE ROOMS
• 13 21 13 - Clean Rooms
• 13 21 16 - Hyperbaric Rooms
• 13 21 23 - Insulated Rooms
• 13 21 26 - Cold Storage Rooms
• 13 21 48 - Sound-Conditioned Rooms
• 13 22 00 - Office Shelters and Booths
• 13 23 00 - Planetariums
• 13 24 16 - Saunas
• 13 24 26 - Steam Baths
• 13 24 66 - Athletic Rooms
• 13 26 00 - Fabricated Rooms
• 13 27 00 - Vaults
• 23 35 13 - Sawdust Collection Systems
• 23 40 00 - HVAC AIR CLEANING DEVICES
• 23 41 00 - Particulate Air Filtration
• 23 41 33 - High-Efficiency Particulate Filtration
• 23 41 43 - Ultra-Low Penetration Filtration
• 23 43 00 - Electronic Air Cleaners
• 44 11 16 - Fugitive Dust Barrier Systems
• Masterformat 1995
• 13030 - Special Purpose Rooms
• 15860 - Air Cleaning Devices