Range from the cheapest installation of a carbon monoxide alarm £70 (Nisup Building Services based in HA8) to the dearest installation of a carbon monoxide alarm £134 (786 HEATSAFE SOLUTIONS based in WD18).
From £118
Member since July 2026
AA Electricians is focused on providing quality service Registered With NICEIC Part P, This allows me to self certify work, and to notify Local...
From £130
Peter Sutton & Sons Ltd are here to help customers who need a Fire and Security Specialist in Knebworth. We offer a competitive rate to complete al...
From £140
Trusted and professional fire and security specialist in Knebworth. Experienced in all fire and security specialisting work and keeping within budg...
From £128
Reliable and experienced fire and security specialists with competitive rates and good at keeping within budget. Happy to provide examples of fire ...
From £132
D G Electrics is an established and experienced local fire and security specialist in Knebworth. Please contact us for a free, no obligation quote ...
From £122
Electrotechnical Engineers Ltd are here to help customers who need a Fire and Security Specialist in Knebworth. We offer a competitive rate to comp...
From £114
First Call Electrical Services Ltd is an established and experienced local fire and security specialist in Knebworth. Please contact us for a free,...
From £92
NISUP BUILDING SERVICES Company specializes in the domestic and commercial building industry :1. Refurbishm...
From £156
BROKEN BOILER? EXPENSIVE CALL OUTS? BEEN ADVISED A NEW BOILER AND YOUR STILL IN DOUBT THEN GIVE US A SHOUT!! Honest advise,reliable service, qualit...
From £124
Nouvell Decor is a trusted fire and security specialist serving customers in Knebworth and the surrounding area. Contact us to today to get a compe...
Comparing fire and security specialists estimates for fitting a carbon monoxide detector gives you an idea of who will be better value but the best way to compare costs is to get actual quotes.
What to do - Get rates and quotes to install carbon monoxide alarm in Knebworth by posting a job with HaMuch and we will send it to fire and security specialists in Knebworth.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Install Carbon Monoxide Alarm near Stevenage | £50 | £306 |
| Install Carbon Monoxide Alarm near Welwyn Garden City | £53 | £311 |
| Install Carbon Monoxide Alarm near Hertford | £52 | £312 |
| Install Carbon Monoxide Alarm near Hitchin | £50 | £306 |
| Install Carbon Monoxide Alarm near East Hertfordshire | £50 | £307 |
| Install Carbon Monoxide Alarm near North Hertfordshire | £50 | £305 |
| Install Carbon Monoxide Alarm near Hatfield | £53 | £312 |
| Install Carbon Monoxide Alarm near Ware | £52 | £312 |
| Install Carbon Monoxide Alarm near Harpenden | £52 | £307 |
| Install Carbon Monoxide Alarm near Letchworth | £49 | £303 |
Whether you want to protect your home with an intruder alarm or you’re looking for a comprehensive CCTV and security system for your commercial property, a fire and security technician can help. Read our cost guides to find out how much to expect to pay for a range of fire and security services.
Install smoke fire alarm - £112
Fit a smart doorbell - £151
Install CCTV cameras - £378
Burglar alarm installation - £398
