Best Combination Gas Carbon Monoxide Detectors Deals Online in the UK (25 Deals Found)

Last Updated - 15/12/2025 Sort By:

Best Choice
tulilut

New
WiFi Smart Carbon Monoxide & Natural Gas Detector, 2 in 1，Plug-in, CO Gas Leak Alarm for Natural Gas, LPG, Methane, Prop
【 2-IN-1 GAS & CO PROTECTION】 Detects both combustible gases (Natural Gas, LPG, Methane, Propane, Butane) and carbon mon

£34.90
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Best Value
Fireangel

New
FireAngel Combination Smoke and Carbon Monoxide Alarm for Home - SCB10-R, 10 Year Life, Dual Carbon Monoxide Detector an
DUAL PROTECTION: This combination carbon monoxide (CO) and smoke detector offers vital protection against both CO and fi

£29.99
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New
Carbon Monoxide Alarm 10 Year life CO Detector Kidde 2030-DCR -
Kidde 2030-DCR CO Detector Carbon Monoxide Alarm. This leading CO alarm has been updated to comply with EN50291-1:2018 s

£15.17
Yezala

New
Smoke & Carbon Monoxide Alarm with Digital LCD Display, Combination Smoke Alarm and Carbon Monoxide Detector Replaceable
DUAL PROTECTION: Features both smoke and carbon monoxide detection capabilities in a single unit with clear digital LCD

£16.99
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New
Kidde 5CO - 10 Year Life LED Carbon Monoxide Detector / CO Alarm with Batteries
The Kidde 5CO carbon monoxide alarm features a 10 year sensor life and is supplied with 2 x Duracell AA alkaline batteri

£15.12
X-Sense

New
X-Sense Wi-Fi Combination Smoke Alarm and Carbon Monoxide Alarm with Replaceable Battery, Smart Fire Alarm Compatible wi
Attention: The SC07-WX Wi-Fi Smoke and Carbon Monoxide Alarm is not compatible with SBS50 base station and does not supp

£32.05 £44.99
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Fireangel

New
FireAngel Carbon Monoxide Alarm and Detector - FA6813 10-Year Sensor Life CO Alarm for Home with AA Batteries - Travel,
CARBON MONOXIDE ALARMS FOR HOME USE: The advanced electrochemical sensor detects dangerous levels of carbon monoxide (CO

£14.50 £17.99
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New
PureDetect Carbon Monoxide Detector - 10 Year Sealed Lithium Battery
PureDetect 10 Year Battery Carbon Monoxide Detector. The unit has LED indicators along with a loud buzzer. The LED light

£15.99
Gedsffati

New
Gedsffati 5IN1 Plug in Smoke & Carbon Monoxide Detector& Combustible Natural Gas Alarm Combination Builti-in Backup Batt
【5in1 CO & Smoke &Natural gas detectors】Long Press the Horn Button to Rotate 180 Degrees!Our Gedsffati newest combinatio

£27.49
New
QVIS Carbon Monoxide Detector - 10 Year Sealed Lithium Battery
Qvis QFS-CO 10 Year Battery Carbon Monoxide Detector. Qvis 10 Year Battery Carbon Monoxide Detector. The unit has LED in

£14.99
GiiHoo

New
GiiHoo Smoke and Carbon Monoxide Alarm Detector with LCD Display & Battery Powered, Combination Smoke and CO Alarm for H
Dual Protection: Detects both smoke and carbon monoxide (CO) with advanced photoelectric and electrochemical sensors, en

£18.08 £26.99
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GLXY

New
2 in 1 Carbon Monoxide Detector and Natural Gas Detector, Upgrade 2M Cable Wall-mounted CO Alarm with 2 Sensors for Home
【24/7 Dual Security Monitoring】This carbon monoxide detector can simultaneously detect carbon monoxide and combustible g

£23.58
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New
Carbon Monoxide (CO) and Smoke Combination Detector Alarm with LCD Display
The fire detector and carbon monoxide detector in 1 unit with LED lights and voice alarm. Smoke and carbon monoxide alar

£13.59
X-Sense

New
X-Sense Carbon Monoxide Alarm Detector 10-Year Life, Replaceable Battery Operated CO Alarm Detector with Digital Display
ACCURATE & RESPONSIVE: Featuring an advanced Figaro electrochemical CO sensor and a high-performance ST chipset, the X-S

£25.99 £30.99
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New
Kidde 2030-DCR - 10 Year Life Carbon Monoxide Detector/Alarm | AA Battery
The Kidde 2030-DCR Carbon Monoxide Detector is a reliable and effective solution to protect your home from potential car

£14.89
X-Sense

New
X-Sense Carbon Monoxide Detector, Replaceable Battery Powered CO Alarm with Digital Display, Portable Carbon Monoxide Al
10-Year Lifespan: Protect your loved ones from the silent threat of carbon monoxide for an entire decade with this relia

£15.98
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New
Carbon Monoxide Detector Warning Alarm Sensor LED Digital Battery Powered
Digital Carbon Monoxide Detector Alarm Warning Alarm Sensor LED Battery Powered. C605carbon monoxide. SC06: Carbon monox

£4.17
New
Kidde 5DCO 10 Year Life Digital Carbon Monoxide Detector / CO Alarm + Batteries
Alternative Product CodesK5DCO 5DCO NHDCO 5DCOC 900-0230. The 10 year Kidde digital display Carbon Monoxide alarm with s

£17.00
New
Carbon Monoxide Detector Warning Alarm Sensor LED Digital Battery Powered UK
Carbon Monoxide (CO) is invisible, odourless, and deadly. This isn't just another gadget—it's your family's first line o

£6.85
New
1X-10X CO Detector 10 Year Life Carbon Monoxide Alarm with Battery & LCD Display
1X-10X CO Detector Carbon Monoxide Alarm 10 Year Life with Battery & LCD Display. 1xcarbon monoxide detector. Alarm curr

£79.27 £84.33
New
Kidde 7CO Carbon Monoxide Gas Detector Alarm Includes Batteries Home / Caravan
DESCRIPTION Sleek, lightweight battery-powered CO alarm provides long-term protection against the dangers of deadly carb

£20.03
New
SALE!!! Firehawk CO7B-10Y Carbon Monoxide Alarm Detector with 10 Year Battery
10 Year Wireless Carbon Monoxide Alarm (Long life sealed-in batteries). Wireless interlink battery operated carbon monox

£12.49
New
Smart Carbon Monoxide Detector Alarm Sensor LED Display Battery Powered
1 × Carbon Monoxide Detector. Stay safe and sleep soundly knowing you’re protected from invisible, odorless carbon monox

£5.97
New
10 Year Life Home Carbon Monoxide Alarm & LED Display CO2 Sensor Battery Powered
1-10X Carbon Monoxide Alarm 10 Year Life LED Display CO2 Sensor with Battery HOT. Installing the carbon monoxide detecto

£8.83
New
QVIS Carbon Monoxide Detector - 10year Battery
Qvis QFS-CO 10 Year Battery Carbon Monoxide Detector. The unit has LED indicators along with a loud buzzer. The LED ligh

£13.50

25 Combination Gas Carbon Monoxide Detectors deals are available from: Amazon, eBay stores, starting from £4.17.
The biggest discount we found is 10%% on WiFi Smart Carbon Monoxide & Natural Gas Detector, 2 in 1，Plug-in, CO Gas Leak Alarm for Natural Gas, LPG, Methane, Propane & Butane, App Monitoring & LED Display， EN50291 & EN50194 Certified at Amazon.
The lowest price we found is £4.17 while the highest is £79.27.
Prices for the best Combination Gas Carbon Monoxide Detectors deals average at £19.90.
Last updated on December 15, 2025.
We scanned these quality online stores and more to deliver you with the best offers online available for Combination Gas Carbon Monoxide Detectors.