How often should smoke dampers be tested?
every 4 years
NFPA 105(10), Sec. 6.5. 2 requires that each damper be tested and inspected 1 year after installation and that the test and inspection frequency then be every 4 years, except for hospitals, where the frequency is allowed to be every 6 years.
Do fire dampers need to be monitored?
The monitoring of Fire Damper Status is essential for operators in preventing fires and gases from spreading and is particularly important in the protection of safe refuge areas during emergencies. The status of fire dampers can prove critical in the planning of emergency escape routes.
Where are fire dampers required NFPA?
Generally, fire dampers are required where air ducts penetrate walls that are rated for 2-hours or more. They are needed in all air transfer openings (non-ducted) in rated walls, regardless of the rating. And they are required at some, but not all penetrations of rated floor assemblies and shaft enclosures.
How are fire dampers tested?
To test if a fire damper is working efficiently, one of the team will release the fire damper manually to ensure it closes fully. In cases of fire the high heat should release the fusible link and close the fire damper to prevent the fire spreading.
How often should fire dampers be serviced?
one year
How often do fire dampers need to be inspected? It is recommended that each fire damper must be tested and inspected one year after the installation.
How do you test a smoke damper?
The essential test is that the damper will open and close and no obstructions are present. NFPA 729 is referenced when any smoke detection is present. The operation must be under the airflow conditions that the system will encounter.
How often do fire dampers need to be inspected UK?
annually
According to British Standard 9999:2017, all fire dampers need to be tested after installation by a competent person and then annually moving forward. Dampers in hospitals and high-risk facilities, particularly spring operated fire dampers should be tested more frequently.
What is a fire damper drop test?
A drop test is the second part. This requires manually releasing the damper so that the curtain or shutter can fall and seal off the duct. The tester will examine the mechanism to make sure it is in good condition and works properly.
Where can I get a fire damper inspection?
Fire Damper Inspection & Smoke Damper Inspections LSS Life Safety Services® (LSS) can provide fire and smoke damper inspections per code requirements and assist you in keeping your facility in compliance with local and state building codes.
How often should fire damper and smoke damper inspections be performed?
LSS’ fire damper inspection and smoke damper inspection services include: Inspection of fire dampers, smoke dampers and combination fire/smoke dampers 1 year after installation for all facilities. Every 4 years thereafter in non-healthcare facilities, every 6 years in hospitals.
What are the NFPA requirements for a damper test?
If the damper is designed to be dynamic – the fans may be switched off under NFPA 19.5.2.2.2 to test, or if site restrictions don’t allow this – check what areas of the building/systems will be impacted. Based upon the number of dampers, what is the expected time period to complete the works.
Can a damper fan be turned off to allow testing?
If the damper is designed to be static – can the fans be shut down to allow testing, not affecting other areas. If the damper is designed to be dynamic – the fans may be switched off under NFPA 19.5.2.2.2 to test, or if site restrictions don’t allow this – check what areas of the building/systems will be impacted.