Section 108.496 - Semi-portable fire extinguishers(a) The frame or support of each semi-portable fire extinguisher required by Table 108.495(a), except a wheeled semi-portable extinguisher provided for a helicopter landing deck, must be welded or otherwise permanently attached to a bulkhead or deck.(b) If the following semi-portable fire extinguishers have wheels, they must be securely stowed when not in use to prevent them from rolling out of control under heavy sea conditions:(1) Each extinguisher required for a helicopter landing deck.(2) Each extinguisher that is not required by Table 108.495(a).(c) Semi-portable extinguishers must be fitted with suitable hoses and nozzles, or other practicable means, so that all areas of the space can be protected.CGD 77-039, 44 FR 34133, June 14, 1979, as amended by USCG-2012-0196, 81 FR 48267 , July 22, 2016