London Fire Safety Guidance for Houses in ... - Harrow Council

Bedsit -Type Houses in Multiple OccupationONE OR TWO STOREY HOUSE WHICH PROVIDES BEDSIT-TYPE ACCOMMODATIONi.e. no floor level exceeding 4.5m in height above ground and/or no floorgreater than 200 m 2 in areaGrade D System Mains wired smoke alarms (heat alarms if bedsit contains cookingfacilities) with battery back-up Linked so that all sound when any one alarm is activated May be wired to the local lighting circuit, or alternatively to a singleindependent circuit at the dwelling’s (i.e. house’s) main distributionboard – no other equipment to be connected to this circuit other thana circuit monitoring device.LD2 Category Coverage Smoke alarms (interlinked) sited in staircase enclosure, landings,hallways, lobbies, and to the circulation spaces of any multi-roomunits. Smoke alarms (interlinked) sited in bedrooms, living rooms andbedsits without cooking facilities. Heat alarms (interlinked) sited in kitchens and bedsits containingcooking facilities. In bedsits containing cooking facilities, in addition to the heat alarmthere should be a non-interlinked smoke alarm, with battery backup,wired to the local lighting circuit and to sound only in the roomconcerned.THREE, FOUR, FIVE OR SIX STOREY HOUSE WHICHPROVIDES BEDSIT-TYPE ACCOMMODATIONHMOs where one or more level exceeds 4.5m above ground and/or any flooris greater than 200 m 2 in areaGrade A System Fire detection and alarm system designed and installed inaccordance with BS 5839: Part 1, except clauses relating to alarmaudibility, alarm warnings for the hearing impaired, manual callpoints, capacity of standby batteries, and radio-linked systems whichare replaced by BS 5839: Part 6. Control panel to standard of BS EN 54-2 (power supply to BS EN54-4)..London Fire Safety Guidance for Houses in Multiple OccupationVersion 2: 06/06