An appendix outlines requirements for maintenance of suppression systems and the information to be given to property owners to maintain their systems.Guidance is given on means of water supply to the system.

Where a building with an existing suppression system is altered or extended the system should be revised as necessary to ensure cover of all areas (not applicable to those without suppression).Neither are bathrooms under 5m2, cupboards under 2m2 and concealed voids. The common parts or ancillary areas within blocks of flats are not included. The system should cover the whole dwelling, except fire separated garages etc.Section 2 requires suppression systems to be designed and installed to BS 92 or other вЂequivalent standardвЂ™, neither specifically including or precluding other suppression systems such as water mist: innovative systems must be вЂdesigned and tested for use in domestic buildings and be fit for their intended purposeвЂ™.Both documents contain a new Section 2 in B1 вЂResidential Automatic Fire Suppression SystemsвЂ™.The new Approved Documents for Part B (Wales) contain guidance as follows: This means that sprinklers are mandatory, compensatory features cannot be added to the building to avoid their inclusion. Note that the requirement to provide fire suppression is statutory. The transitional provisions are as usual вЂ“ applications deposited after 1st January 2016 and applications already submitted but commenced after 1st January 2017 must include fire suppression. Registered group homes and sheltered housing.Rooms for residential purposes (other than in a hotel, hospital, prison or short stay leisure hostel).The requirements apply throughout Wales from 1st January 2016 and apply to new build and change of use applications forming:

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