Which Alarms to Fit Where?

Average two storey house

Single storey dwelling

	Optical smoke alarm
	Optical or Ionisation smoke alarm as best suited for the particular circumstances
	Smoke or heat alarm as best suited for the particular circumstances
	Heat alarm

Do not install smoke or heat alarms in bathrooms, shower rooms or toilets

Use standard BS6004 PVC cable typically 1.5m2 6243Y three core and earth

IMPORTANT: Interconnection of all smoke and heat alarms is vital to ensure
the alarm is heard throughout the property by all occupants

For further guidance on BS 5839: Part 6: 2004 and the latest Building Regulations download our Product Guide here (PDF format)

Wiring diagram for Mains Powered Smoke & Heat Alarms

Use standard BS 6004 PVC cable typically 1.5mm2 6243Y three core and earth.
For 'R' models a fourth interconnect wire is required. Please ask for wiring diagrams.

Important - Interconnection is vital to ensure the alarm is heard throughout the property by all occupants.

• Incorrectly wiring the Live and Neutral wires will result in irreparable circuit damage and the unit will have to be replaced
• The alarms must not be connected when the house wiring insulation is being tested with high voltages i.e. do not use an insulation tester on the alarms, as this will cause irreparable damage