J

John-SJW

A friend of a friend (as usual) asked me about a smoke mains connected smoke alarm, so I had a look.

The house is two floor with cellar Victorian, and private, but occasionally she rents out a room.

1) What is the law regarding smoke alarms in this situation?

2) She wants one on the downstairs hall ceiling. This is easy to connect with an easy cable route into a ring circuit in the basement. It will need an FCU with 3A fuse.
Does the FCU need to be switchless, so the alarm cannot be switched off accidentality?
 
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I wouldn’t know the exact laws concerning interlinked smoke detectors where you are, but you have options. cheapest to most expensive:

mains powered with hard wired interlink- most common, but you need to link between each detector.

mains powered with radio link- get power from nearest local socket. Radio module does the interlink part

lithium battery powered with radio- screw to ceiling, diy job. 10 year lifespan on battery. No wiring, no damage to decoration, whole house done in an hour.

Look for Aico brand.
 
i'd also go with battery powered wireless linked units. the costof wireless link being well offset by the reduction in time and no decor disturbance. I even fit full fire alarms to LD2 using wireless detectors. a 2 week install done in a day.
 
The law in England is from 2015 and only applies to private rented accommodation.
Basically saying a smoke alarm on each floor. Does not specify that they should be mains powered, nor that they should be interlinked.

Thanks for this. It says...
19. Live-in landlords and owner occupiers

If the occupier shares the accommodation with the landlord or landlord’s family then these regulations will not apply.

For the purposes of the regulations, a landlord is considered to share accommodation with the tenant if they share an amenity such as a kitchen or living room. The regulations are not aimed at owner-occupied properties.

So no need for a smoke alarm at all in this situation.

She wants one in the ground floor hall in case.
 
.



Fire Alarms
Description and explanation

LD1
A system installed throughout the dwelling incorporating detectors in all circulation spaces that form part of the escape routes from the dwelling, and in all rooms and areas in which fire might start, other than toilets, bathrooms and shower rooms.

LD2 A system incorporating detectors in all circulation spaces that form part of the escape routes from the dwelling, and in all rooms or areas that present a high fire risk to occupants.

LD3 A system incorporating detectors in all circulation spaces that form part of the escape routes from the dwelling.

PD1 A system installed throughout the dwelling incorporating detectors in all areas in which fire might start other than toilets, bath and shower rooms.

PD2 A system incorporating detectors only in defined rooms or areas of the dwelling in which the risk of fire to property is judged to warrant their provision.
 

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