TB Tools 32 PPV Flashcards
(6 cards)
0
Q
The fan should be placed ____ to ____ feet from attack stair door at an ____ degree angle
A
4 to 6 feet back from attack stair door at an 80 degree angle
1
Q
What is the priority order for positive pressure ventilation?
A
- Pressurize ATTACK STAIR
- Pressurize EVACUATION STAIR
- Ventilate PUBLIC HALLWAY
2
Q
One fan can pressurize up to ____ floors
A
10
3
Q
Two fans can pressurize up to ____ floors
A
40 floors
4
Q
If the fire is above the 10th floor, a 2nd fan must be set up ___ floors below the fire floor
A
3
5
Q
T/F
When a fixed stairwell pressurization system is operating FDNY PPF’s can be used to assist?
A
FALSE. FDNY PPV Fans can be used when the building does not have a fixed stairwell pressurization system, or the system is OOS for any reason. 6.3.8.C
