Where does NFPA 90A apply?
NFPA 90A covers construction, installation, operation, and maintenance of air conditioning and ventilating systems, including filters, ducts, and related equipment, to protect life and property from fire, smoke, and gases resulting from fire or conditions having manifestations similar to fire.
What are the different NFPA codes?
Active Filters
| Code/Standard # | Name |
|---|---|
| NFPA 1 | Fire Code |
| NFPA 2 | Hydrogen Technologies Code |
| NFPA 3 | Standard for Commissioning of Fire Protection and Life Safety Systems |
| NFPA 4 | Standard for Integrated Fire Protection and Life Safety System Testing |
How many NFPA standards are there?
As an advocate of fire prevention and an authoritative source on public safety, the NFPA develops, publishes, and disseminates more than 300 consensus codes and standards intended to minimize the possibility and effects of fire and other risks.
What NFPA compliant?
The National Fire Prevention Association (NFPA) is a global, non-profit organization that promotes safety standards, education, training, and advocacy on fire and electrical-related hazards.
How many CFM’s require a duct detector?
NFPA 90A and International Mechanical Code The International Mechanical Code requires a duct smoke detector in the return for units over 2000 cfm and requires a detector in the supply duct for systems over 15,000 cfm.
What is a duct sensor?
Duct Temperature Sensor – The duct static temperature sensor measures air temperature in the ductwork. The solid-state temperature sensing devices are commonly used in HVAC applications that are controlled by direct digital control or a modern building automation system.
What does code 4 mean for firefighters?
Negotiated response time
Code 4 – Negotiated response time. Proceed without lights or siren. Road rules must be obeyed.
What do the colors mean on the NFPA diamond?
The system uses a color-coded diamond with four quadrants in which numbers are used in the upper three quadrants to signal the degree of health hazard (blue), flammability hazard (red), and reactivity hazard (yellow). The bottom quadrant is used to indicate special hazards.
What does Code 4 mean for firefighters?
What does the National Fire Protection Association color code tell you about a chemical?
The four bars are color coded, using the modern color bar symbols with blue indicating the level of health hazard, red for flammability, orange for a physical hazard, and white for Personal Protection. The number ratings range from 0-4. The Health section conveys the health hazards of the material.