Sprinkler Heads Questions and
Complete Solutions Graded A+
What is the maximum width of the lintel or soffit that a standard sidewall sprinkler may be installed in
before a pendant head would be required below it? - Answer: 8 inches
A minimum distance shall be maintained between sprinklers to prevent operating sprinklers from
wetting adjacent sprinklers and to prevent ___________ of sprinklers. - Answer: skipping
Sprinklers installed under open gratings shall be of the ________________ or otherwise shielded from
the discharge of overhead sprinklers. - Answer: Intermediate level
What sprinkler is permitted to be reinstalled after removal? - Answer: Dry barrel
Unless other distances are required, the clearance between the deflector and the top of storage or
contents of a room shall be ___________ or greater. - Answer: 18 inches
What is the maximum horizontal spacing for Pilot line detectors for indoor locations? - Answer: 12 feet
What is the maximum horizontal spacing for Pilot line detectors for outdoor locations unless other
conditions are met? - Answer: 8 feet
What is the maximum coverage are for a SSU or SSP head in light hazard applications? - Answer: 225 ft2
What is the minimum distance permitted between standard sprinklers without the use of baffles? -
Answer: 6 feet
Under unobstructed construction, the distance between the sprinkler deflector and the ceiling shall be a
minimum of _____ for standard sprinklers. - Answer: 1 in
Complete Solutions Graded A+
What is the maximum width of the lintel or soffit that a standard sidewall sprinkler may be installed in
before a pendant head would be required below it? - Answer: 8 inches
A minimum distance shall be maintained between sprinklers to prevent operating sprinklers from
wetting adjacent sprinklers and to prevent ___________ of sprinklers. - Answer: skipping
Sprinklers installed under open gratings shall be of the ________________ or otherwise shielded from
the discharge of overhead sprinklers. - Answer: Intermediate level
What sprinkler is permitted to be reinstalled after removal? - Answer: Dry barrel
Unless other distances are required, the clearance between the deflector and the top of storage or
contents of a room shall be ___________ or greater. - Answer: 18 inches
What is the maximum horizontal spacing for Pilot line detectors for indoor locations? - Answer: 12 feet
What is the maximum horizontal spacing for Pilot line detectors for outdoor locations unless other
conditions are met? - Answer: 8 feet
What is the maximum coverage are for a SSU or SSP head in light hazard applications? - Answer: 225 ft2
What is the minimum distance permitted between standard sprinklers without the use of baffles? -
Answer: 6 feet
Under unobstructed construction, the distance between the sprinkler deflector and the ceiling shall be a
minimum of _____ for standard sprinklers. - Answer: 1 in
