Zellweger Analytics is the worlds leading manufacturer of toxic and flammable gas and fire detection systems. The company brings together nearly 100 years of continuous experience in gas detection and analysis instrumentation.

• See also:
• Masterformat 2004
• 11 57 00 - Vocational Shop Equipment
• 28 30 00 - ELECTRONIC DETECTION AND ALARM
• 28 31 00 - Fire Detection and Alarm
• 28 31 46 - Smoke Detection Sensors
• 28 33 00 - Fuel-Gas Detection and Alarm
• 28 34 00 - Fuel-Oil Detection and Alarm
• 28 35 00 - Refrigerant Detection and Alarm
• 40 90 00 - INSTRUMENTATION AND CONTROL FOR PROCESS SYSTEMS
• 41 00 00 - MATERIAL PROCESSING AND HANDLING EQUIPMENT
• 42 00 00 - PROCESS HEATING, COOLING, AND DRYING EQUIPMENT
• 43 00 00 - PROCESS GAS AND LIQUID HANDLING, PURIFICATION, AND STORAGE EQUIPMENT
• 45 00 00 - INDUSTRY-SPECIFIC MANUFACTURING EQUIPMENT
• Masterformat 1995
• 11500 - Industrial and Process Equipment
• 13400 - Measurement and Control Instrumentation
• 13850 - Detection and Alarm