The tank shall be kept filled and the water level shall never be more than _______ below the designated fire service level.

The minimum distance the anti-vortex plate is installed above the bottom of the tank shall be  _________.

Per NFPA 22, The tank shall be kept filled, and water level shall level be more than ________ below the designated fire service level.

For combined Dry-pipe pre-action systems, provision shall be made for the manual operation of the detection system at locations requiring not more than:

The interconnecting piping for jockey pump controller sensing lines is required by NFPA to be ________ inch nominal diameter

According to the NFPA 20 a ______ refill valves shall be used for each water supply tank used for fire protection

According to NFPA 20, screens on the suction intake of a water supply from an open source must be inspected_______________ for accumulated debris.

Mainline strainers shall be removed and inspected for damage and corroded parts every ________.

The minimum stock of spare sprinklers that shall be maintained on the premises for sprinkler system having less than 300 sprinklers is _________ heads

Foam concentrate strainers shall be inspected:

How often does NFPA 20 require a diesel fire pump to be run.

Anti-freeze solution is allowed in systems with ESFR sprinkler under which of the following conditions:

1.       A standpipe with a 2 ½” pressure regulating valve shall be equipped with a _________ minimum drain riser.

1.       NFPA 25 requires not less than ______ sprinklers or 1% shall be sent for testing at different intervals depending on the sprinkler type