Minimum water flow rate of 130 litres per minute.Ĭategory 3 (Typically a residential care home) Minimum water flow rate of 60 litres per minute.Ĭategory 2 (Typically a block of flats over 18m) The following information summarises the key requirements for residential sprinkler systems:Ĭategory 1 (Typically a domestic property for a single family) Requirements for Residential Sprinkler Systems Calculations are based on 4 sprinklers heads operating and an average flow of 168-200 litres/minute. This category of residential sprinklers generally requires larger tank sizes of between 6m 3 to 9m 3 with storage for up to30 minutes water supply.
Includes larger residential care homes / nursing homes (with more than 10 residents) and also hostels. Calculations are based on 1 or 2 sprinklers heads operating and an average flow of 84-100 litres/minute. This category of residential sprinklers generally requires tank sizes of between 3m 3 to 4.5m 3 with storage for up to 30 minutes water supply. Includes larger blocks of flats (over 18M high) and small residential care homes (with10 residents or less), sheltered accommodation. These are divided into two categories: Category 2 sprinklers multiple occupancy properties, flats, care homes etc. Category 1 covers sprinklers in private homes, (previously domestic sprinklers) see more info on our page about home fire sprinklers.Ĭategory 2 & 3 residential sprinkler systems are designed for buildings where more than 1 family lives i.e. Previously sprinklers were divided into domestic and residential sprinklers now they are divided into category 1, 2 and 3 residential sprinklers. Since the introduction of BS 9251:2014 all fire sprinkler systems in residential properties are classed as residential sprinklers.
Residential Sprinkler Systems – Category 2 & 3 Fire Sprinklers
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