Smoke Detector for Westwood homes
Westwood spans pre-war apartment buildings near UCLA, mid-century single-family homes south of Wilshire, and faculty-owned traditional homes in the residential pockets. The detector situation tracks ownership and rental status. UCLA-adjacent rentals have heavy code-compliance requirements for occupancy permits — California §13113.7 in every sleeping room, §17920.7 landlord responsibility, and the LA Department of Building and Safety's rental certification program requires documented detector install with manufacture dates for any unit cycling between tenants. Faculty-owned single-family homes south of Wilshire are typically pre-1976 grandfather-clause battery-only or 1950s-1960s with original hardwired that may need refresh. Many Westwood homeowners are dual-income academic households who want full Nest Protect setups for phone alerts during long lab or office hours.
California §13113.7 requires a detector inside each sleeping room, in the hall outside sleeping areas, and on every floor regardless of build era. The 2011 CO mandate applies in any unit with gas appliances or attached parking. Pricing for landlord-driven new-tenant turnover-batch runs $300 to $600 per 1-bedroom apartment with 2 to 3 detectors plus documentation for the rental certification. Owner-occupied like-for-like swap runs $60 to $100 per unit battery, $80 to $140 hardwired. Nest Protect with full Wi-Fi mesh setup runs $100 to $160 per unit plus device cost. Whole-house refresh for a 4-bedroom faculty home runs $250 to $400 battery, $450 to $700 Nest Protect mesh. Mention rental status, building era, and any rental certification requirements when you book.
About smoke detector
Smoke detector installation is the placement, wiring, and testing of fire alarms throughout your home so that any smoke event triggers a loud, code-compliant alarm in time for everyone to get out. In California, this is not a comfort upgrade — it is a Health and Safety Code §13113.7 requirement. Every dwelling must have working smoke alarms inside each sleeping room, in the hallway or area immediately outside each sleeping area, and on every floor of the home including basements. A vetted handyman walks the house, counts the rooms, places detectors per code, and confirms each one alarms when tested. The work itself is fast — most jobs run 30 to 90 minutes depending on the number of units — but the placement decisions and wiring details are what separate a code-compliant install from a checkbox install that fails when it matters.
Read the full Smoke Detector guide →Pricing in Westwood
$60–180 typical range for Westwood jobs.
Standard battery detector replacement in Los Angeles runs $60 to $100 per unit when bundled into a small visit (most pros prefer a 2-to-3 detector minimum to make the trip worthwhile). The number includes removing the old unit, mounting the new one on the existing ceiling plate (or replacing the plate if it doesn't fit the new model), installing fresh batteries, testing, and disposing of the old detector. If you supply the detectors yourself, the labor portion can drop closer to $50 per unit.
Westwood smoke detector FAQ
What does the LA rental certification require for detectors?+
Working smoke detectors per California §13113.7 (every sleeping room, hall, every floor), CO detection per the 2011 mandate (gas appliances or attached parking), and documented install date or manufacture date proving units are within the 10-year sensor life. The pro will provide an itemized receipt with each unit's location, brand, model, and manufacture date — sufficient for most LADBS rental certification reviews.
I rent in a Westwood pre-war building — what's the landlord responsible for?+
California §17920.7 puts smoke and CO detector responsibility on the landlord. They must provide working units that meet code, replace expired or non-functional units, and maintain interconnect on hardwired systems. Tenants are responsible for battery replacement on existing units and for notifying the landlord in writing of any failures.
Can I do a full Nest Protect setup in my faculty home south of Wilshire?+
Yes. Most faculty homes south of Wilshire are post-1950 with copper wiring and modern grounds, which makes any detector install straightforward. Nest Protect mesh-network for a typical 4-bedroom faculty home runs $450 to $700 for 5 to 7 units installed with full Wi-Fi setup, family account linking for every household member, and mesh test.
What's a typical UCLA-adjacent landlord turnover-batch install?+
Two to three detectors per 1-bedroom apartment: one inside the bedroom, one in the hall outside the bedroom, and one combination smoke-plus-CO unit on the kitchen-adjacent ceiling. 10-year sealed-battery units are standard because they require no battery maintenance during the typical 1-to-2-year tenancy. Cost runs $300 to $600 per unit including documentation for rental certification.
Every smoke detector pro verifies their identity
Government ID + selfie liveness check via Persona — required for every listing. Pros may earn additional Insurance Verified and License Verified badges by uploading documents we check. Read our standards →