15.2.1 In a vessel of less than 6 metres in
length, which is not fitted, or is only partially fitted with a watertight
weather deck and with no cooking appliances, a single extinguisher
capable of discharging into the engine space is to be fitted. The
extinguisher should be suitably sized for the engine space, but be
a minimum of 34B.
15.2.2 In a non-decked (or partially decked) sailing
vessel with no engines and no cooking appliances, no fire extinguisher
is required.