Smoke alarm installation price
Hardwired, interconnected smoke alarms cost around $140 to $250 each, supplied and fitted. The cost per alarm falls when you do the whole house in one visit.
Typical range $140 – $250 (per alarm, supplied and fitted, inc GST)
What is included
- Alarm supplied and fitted
- Interconnection so all alarms sound together
- Testing before we leave
What changes the price
- Number of alarms
- Whether there is existing wiring or new cable is needed
- Roof or ceiling access
- Type of alarm chosen
Read more about smoke alarms.
Common questions
How many alarms does my house need?
At least one on every level in the hallway near bedrooms, and often one in each bedroom. We advise when we visit.
Do rentals need hardwired alarms?
Requirements vary. We can tell you what your property needs.