Rev. 13 November 1, 2016
Page | 45b. Provide each standpipe take-off with a 2-1/2” x 1-1/2” cap on a chain.- Fire Pump Controllers
a. Fire pump controllers shall be manufactured by Master Control Systems unless the Owner authorizes
otherwise.
b. Fire pump controllers shall be the primary reactor type with an automatic transfer switch for transfer of the
load to an auxiliary generator. Fire pump controllers shall be the across-the-line type for combined manual and
automatic transfer.
c. Fire pump controllers shall be housed in NEMA 12 enclosures.
d. Fire pump controllers shall be interconnected to the existing fire alarm central processing unit.
e. Fire pump controllers shall be installed on concrete housekeeping pads to avoid water from entering the base
of the enclosure. Install each controller with adequate clearance for service. - Jockey Pumps
a. Jockey pumps shall be of the same manufacturer as the associated main fire pump.
21 11 19 Fire Department Connections - Hose threads shall conform to the standards for the Iowa City Fire Department.
- All fire de partment connections shall be Croker or Potter-Roemer unless the Owner autho rizes otherwise.
21 12 26 Fire Suppression Valve and Hose Cabinets - Zone Valve Cabinets
a. Zone valve cabinets shall be installed to allow zone control of wet sprinklers for all zones within an addition.
Zone valve cabinets shall be dedicated to a specific area on a single floor of the facility.
b. Zone valve cabinets shall be installed in corridors.
c. Zone valve cabinets shall be manufactured by Larsen, Samson or Potter-Roemer.
d. Zone valve cabinets shall be 32” wide, 34” high and 8” deep with solid cover (no glass). Design basis shall
be Larsen Model HC3234-R for recessed units and Larsen Model HC-3234-SM for surface-mounted units.
e. Zone valve cabinets shall, per the direction of the Owner, be either white or painted to match the adjacent area.
f. Zone valve cabinets shall be provided with the manufacturer’s standard cylinder lock with flexible cam.
Coordinate keying with the Owner. - Fire Hose Cabinets (For Fire Department Connection and Extinguishers)
a. Install fire hose cabinets only at locations where required by code. Coordinate locations with Safety &
Security during design.
b. Fire hose cabinets shall be manufactured by Larsen, Samson, or Potter-Roemer. Design basis shall be Larsen
Model HC-2434-R for recessed units (typical) and Larsen Model 2434-SM, for surface- mounted units
(Mechanical Rooms).
c. Recessed fire hose cabinets shall be stainless steel, vertical duo clear tempered safety glass, with red vertical
lettering and ¼” flat trim, when recessed.
d. Where fire hose cabinets are installed, furnish with: one carbon dioxide fire extinguisher (five pound) and a 2.5
gallon water extinguisher.
e. All extinguishers shall be manufactured by Amerex, Ansul, or Owner approved equal. Design basis shall be
Amerex 320 for the carbon dioxide fire extinguisher. Fire extinguisher cabinets shall be fully recessed,
stainless steel with view panel and red lettering.
f. In large mechanical spaces, one 75 foot long, 1-1/2” fire hose (Imperial 70RR515 or equal).
g. During remodels, all existing fire hose cabinets shall be left active for as long as possible.