The Data Interchange Standards Association (DISA) is home for the development of cross-industry electronic data interchange standards that provide the foundation to enable individuals, companies and organizations to participate in global e-business. Join us in driving global e-business

• See also:
• Masterformat 2004
• 23 31 00 - HVAC Ducts and Casings
• 23 31 13 - Metal Ducts
• 23 31 16 - Nonmetal Ducts
• 23 33 00 - Air Duct Accessories
• 23 33 46 - Flexible Ducts
• 23 34 00 - HVAC Fans
• 23 34 13 - Axial HVAC Fans
• 23 34 16 - Centrifugal HVAC Fans
• 23 34 23 - HVAC Power Ventilators
• 23 34 33 - Air Curtains
• 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
• 44 13 00 - Gaseous Air Pollution Control Equipment
• Masterformat 1995
• 15810 - Ducts
• 15820 - Duct Accessories
• 15830 - Fans
• 15860 - Air Cleaning Devices