Gas leak detectors

Don’t forget to check the detection range and the type of gas supported to ensure the detector meets your specific safety needs.

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Volume discountsNatural and sleeping gas detector (White) 115x75x35mm 12V

Natural and sleeping gas detector (White) 115x75x35mm 12V

6
£13.58£32.16
Free delivery
Kidde 5DCO -Kitemarked 10 Year Life Carbon Monoxide Alarm with Digital Display and 7 Year WarrantyKIDDE

Kidde 5DCO -Kitemarked 10 Year Life Carbon Monoxide Alarm with Digital Display and 7 Year Warranty

29
£15.50
Kidde 5CO - Kitemarked 10 Year Life Carbon Monoxide Alarm 7 Year WarrantyKIDDE

Kidde 5CO - Kitemarked 10 Year Life Carbon Monoxide Alarm 7 Year Warranty

41
£16.00
Multi-gas detector connected with voice announcement

Multi-gas detector connected with voice announcement

1
£27.74
Free delivery
Gas Detector, 12V Propane Butane LPG Camper Natural White Gas Detector Alarm SensorAIPERQ

Gas Detector, 12V Propane Butane LPG Camper Natural White Gas Detector Alarm Sensor

1
£22.83
Free delivery
Gas Detector, LPG/Natural Gas/Coal Gas Leak Detector, Plug-in Sensor Monitor with Audible Alarm and LED Digital Display, Combustible Methane, Propane, Butane Gas AlarmTINOR

Gas Detector, LPG/Natural Gas/Coal Gas Leak Detector, Plug-in Sensor Monitor with Audible Alarm and LED Digital Display, Combustible Methane, Propane, Butane Gas Alarm

1
£15.32£30.64
Free delivery
Carbon monoxide detector, battery-operated, gas detector with display and temperature displayMEMKEYBest sellers

Carbon monoxide detector, battery-operated, gas detector with display and temperature display

31
£24.26£50.52
Free delivery
Kidde 10LLDCO- 10 Year Longlife Battery & Warranty Carbon Monoxide Alarm with Digital DisplayKIDDE

Kidde 10LLDCO- 10 Year Longlife Battery & Warranty Carbon Monoxide Alarm with Digital Display

3
£25.75
Digital Natural Gas Detector High Sensitivity Gas Leak Detector for Kitchen

Digital Natural Gas Detector High Sensitivity Gas Leak Detector for Kitchen

£28.66£48.72
Free delivery
LaBlanc Gas Tester Combustible Gas Detector Gas Leak Detector Natural Gas Detector Combustible Gas Analyzer for Pipeline Maintenance with Electrochemical SensorLABLANC

LaBlanc Gas Tester Combustible Gas Detector Gas Leak Detector Natural Gas Detector Combustible Gas Analyzer for Pipeline Maintenance with Electrochemical Sensor

£46.19
Free delivery
Kidde K10LLDCO- 10 Year Longlife Battery & Warranty Carbon Monoxide Alarm with Digital DisplayKIDDE

Kidde K10LLDCO- 10 Year Longlife Battery & Warranty Carbon Monoxide Alarm with Digital Display

4
£25.75
Natural gas detector: Plug-in Multi-gas detector for Natural gas and LPG, 85, for Carbon monoxide, Natural gas & LPG, 85 DB (gas sensor)TINOR

Natural gas detector: Plug-in Multi-gas detector for Natural gas and LPG, 85, for Carbon monoxide, Natural gas & LPG, 85 DB (gas sensor)

1
£15.24£30.48
Free delivery
Gas Detector, 12V Gas Detector Sensor Alarm Propane Butane LPG Natural Motorhome Motorhome Van,White

Gas Detector, 12V Gas Detector Sensor Alarm Propane Butane LPG Natural Motorhome Motorhome Van,White

£21.99
Free delivery
Harmful gas detector, white roundROSEMARY

Harmful gas detector, white round

3
£15.00
Free delivery
AlwaysH Natural and soporific gas detector (White)115x75x35mm 12V

AlwaysH Natural and soporific gas detector (White)115x75x35mm 12V

£14.42
Free delivery
Kidde K5CO - Kitemarked 10 Year Life Carbon Monoxide Alarm 7 Year WarrantyKIDDE

Kidde K5CO - Kitemarked 10 Year Life Carbon Monoxide Alarm 7 Year Warranty

24
£16.00
Kidde K7DCO - Kitemarked Carbon Monoxide Alarm with Digital Display and 10 Year WarrantyKIDDE

Kidde K7DCO - Kitemarked Carbon Monoxide Alarm with Digital Display and 10 Year Warranty

£18.99
Volume discountsAhlsen Natural and sleeping gas detectorAHLSEN

Ahlsen Natural and sleeping gas detector

£23.49
Free delivery
Volume discountsPropane Detector 12V LPG Natural Gas Sensor Leak Alarm 85DB Siren for Car RV Home Digital Tester Meter(White)

Propane Detector 12V LPG Natural Gas Sensor Leak Alarm 85DB Siren for Car RV Home Digital Tester Meter(White)

£21.01
Free delivery
LaBlanc - Gas Detector Liquefied Petroleum Gas Natural Gas Leak DetectorLABLANC

LaBlanc - Gas Detector Liquefied Petroleum Gas Natural Gas Leak Detector

£20.57
Free delivery
UltraFire UBCO1D - 10 Year Life Digital Carbon Monoxide Alarm 5 Year WarrantyULTRAFIRE

UltraFire UBCO1D - 10 Year Life Digital Carbon Monoxide Alarm 5 Year Warranty

£14.30
12V White Combustible LPG Natural Gas Leak Detector Propane Alarm Accessories For RV Van Boat Long Bright Buzzer SoundTINOR

12V White Combustible LPG Natural Gas Leak Detector Propane Alarm Accessories For RV Van Boat Long Bright Buzzer Sound

£11.91£23.82
Free delivery
Gas Detector Carbon Monoxide Smoke Detector Combination Battery Operated CO Smoke Alarm with LED Display Screen Flash Sound Alarm Audible Warning PatternIKODM

Gas Detector Carbon Monoxide Smoke Detector Combination Battery Operated CO Smoke Alarm with LED Display Screen Flash Sound Alarm Audible Warning Pattern

£20.38£22.47
Free delivery
Volume discountsCarbon monoxide detector, battery-operated, gas detector with display and temperature indicator

Carbon monoxide detector, battery-operated, gas detector with display and temperature indicator

£18.87£49.52
13-in-1 Portable Indoor Professional Sensors for Visualizing Health and Comfort TVOC HCHO PM2.5 Testing

13-in-1 Portable Indoor Professional Sensors for Visualizing Health and Comfort TVOC HCHO PM2.5 Testing

£42.99
Free delivery
Volume discountsSHINING HOUSE Flammable Gas Leak Detector, Portable Gas Sniffer with Sound and Light Alarm for Detecting Methane, LPG, LNG, Fuel and Sewer GasSHINING HOUSE

SHINING HOUSE Flammable Gas Leak Detector, Portable Gas Sniffer with Sound and Light Alarm for Detecting Methane, LPG, LNG, Fuel and Sewer Gas

£26.95
Free delivery
CO2 Detector, CO2 Carbon Dioxide Monitor, LED Display, Air Quality Temperature and Humidity Monitor for Home, Office, Gym, Car (TVOC Sensor-Black)

CO2 Detector, CO2 Carbon Dioxide Monitor, LED Display, Air Quality Temperature and Humidity Monitor for Home, Office, Gym, Car (TVOC Sensor-Black)

£17.29£29.39
Free delivery
Carbon Monoxide Alarm Digital 10 Year SealedKIDDE

Carbon Monoxide Alarm Digital 10 Year Sealed

£35.50£53.53
Volume discountsAhlsen 6-in-1 Multifunctional Air Quality Detector, Carbon Monoxide Detector, Carbon Dioxide Formaldehyde, Large LCD Display, Detector with Built-in Lithium Battery, WhiteAHLSEN

Ahlsen 6-in-1 Multifunctional Air Quality Detector, Carbon Monoxide Detector, Carbon Dioxide Formaldehyde, Large LCD Display, Detector with Built-in Lithium Battery, White

1
£30.99
Free delivery
Carbon Dioxide Co2 Detector, Air Quality Detector, Air Quality Monitor, Home CO2 Monitor with Temperature and Humidity SensorMEMKEY

Carbon Dioxide Co2 Detector, Air Quality Detector, Air Quality Monitor, Home CO2 Monitor with Temperature and Humidity Sensor

3
£30.11£62.22
Free delivery
LPG/Natural Gas/Coal Gas Leak Detector, Plug-in Sensor Monitor with Audible Alarm and LED Digital Display, for Methane, Propane, Butane FuelCSPARKV

LPG/Natural Gas/Coal Gas Leak Detector, Plug-in Sensor Monitor with Audible Alarm and LED Digital Display, for Methane, Propane, Butane Fuel

£20.19
Free delivery
Volume discountsAhlsen Digital Natural Gas Detector, Home Gas Alarm, Gas Leak Detector, High Sensitivity LPG, LNG, Natural Coal Leak Detection, Alarm Monitor for Home/KitchenAHLSEN

Ahlsen Digital Natural Gas Detector, Home Gas Alarm, Gas Leak Detector, High Sensitivity LPG, LNG, Natural Coal Leak Detection, Alarm Monitor for Home/Kitchen

£20.99
Free delivery
Battery Carbon Monoxide Alarm - Kidde 2030-DCRKIDDE

Battery Carbon Monoxide Alarm - Kidde 2030-DCR

5
£14.50
Kidde 7DCO - Kitemarked Carbon Monoxide Alarm with Digital Display and 10 Year WarrantyKIDDE

Kidde 7DCO - Kitemarked Carbon Monoxide Alarm with Digital Display and 10 Year Warranty

6
£18.99
Sulfide Detector H2S Gas Detector Monitor Portable Sound and Flash Alarm h2s Gas Monitor for Security and Environmental Monitoring

Sulfide Detector H2S Gas Detector Monitor Portable Sound and Flash Alarm h2s Gas Monitor for Security and Environmental Monitoring

£85.99
Free delivery
RIDGID 36163 Micro CD-100 Gas Detector 36163 RID36163RIDGID

RIDGID 36163 Micro CD-100 Gas Detector 36163 RID36163

10
£127.49£149.00
Free delivery
in 1 PM2.5 PM10 HCHO TVOC CO CO2 Multifunctional Air Quality Monitor CO Carbon Dioxide Formaldehyde LCD Display Large Screen Portable Home Office Hotel Desk Air Quality TesterIKODM

in 1 PM2.5 PM10 HCHO TVOC CO CO2 Multifunctional Air Quality Monitor CO Carbon Dioxide Formaldehyde LCD Display Large Screen Portable Home Office Hotel Desk Air Quality Tester

£42.03
Free delivery
in 1 PM2.5 PM10 HCHO TVOC CO CO2 Multifunctional Air Quality Detector CO Carbon Dioxide Formaldehyde MonitorROSEMARY

in 1 PM2.5 PM10 HCHO TVOC CO CO2 Multifunctional Air Quality Detector CO Carbon Dioxide Formaldehyde Monitor

£33.75
Free delivery
5 in 1 Carbon Dioxide Detector CO2 Indoor Air Quality Detector Digital TVOC HCHO Meter Temperature and Humidity Monitor Backlight Tester (Black)

5 in 1 Carbon Dioxide Detector CO2 Indoor Air Quality Detector Digital TVOC HCHO Meter Temperature and Humidity Monitor Backlight Tester (Black)

£18.77£31.91
Free delivery
Volume discountsin 1 Gas Detector, with LCD Display, Sound and Vibration Alarm, OrangeELLE

in 1 Gas Detector, with LCD Display, Sound and Vibration Alarm, Orange

£139.99£233.32
Free delivery
Volume discountsCarbon Monoxide Detector, High Stability and Sensitivity, 10104cm, White ABS

Carbon Monoxide Detector, High Stability and Sensitivity, 10104cm, White ABS

3
£10.25£23.50
Free delivery
Kidde K7CO - Kitemarked  10 Year Life Carbon Monoxide Alarm 10 Yr WarrantyKIDDE

Kidde K7CO - Kitemarked 10 Year Life Carbon Monoxide Alarm 10 Yr Warranty

2
£15.95
CO2 Detector, CO2 Carbon Dioxide Monitor, LED Display, Air Quality Temperature and Humidity Monitor for Home, Office, Gym, Car (TVOC Sensor-Black-Black)

CO2 Detector, CO2 Carbon Dioxide Monitor, LED Display, Air Quality Temperature and Humidity Monitor for Home, Office, Gym, Car (TVOC Sensor-Black-Black)

£16.89£28.71
Free delivery
Volume discountsSHINING HOUSE Flammable Gas Leak Detector, Portable Gas Sniffer with Sound and Light Alarm for Detecting Methane, LPG, LNG, Fuel and Sewer GasSHINING HOUSE

SHINING HOUSE Flammable Gas Leak Detector, Portable Gas Sniffer with Sound and Light Alarm for Detecting Methane, LPG, LNG, Fuel and Sewer Gas

£26.21
Free delivery
Kidde 10LLCO - 10 Year Longlife Battery Operated Carbon Monoxide Alarm  10 year warrantyKIDDE

Kidde 10LLCO - 10 Year Longlife Battery Operated Carbon Monoxide Alarm 10 year warranty

6
£19.85
Kidde K10LLCO - 10 Year Longlife Battery Operated Carbon Monoxide Alarm  10 year warrantyKIDDE

Kidde K10LLCO - 10 Year Longlife Battery Operated Carbon Monoxide Alarm 10 year warranty

1
£19.85
10 Year Life Carbon Monoxide Alarm,Digital Display CO Detector,Battery powered

10 Year Life Carbon Monoxide Alarm,Digital Display CO Detector,Battery powered

£13.26
Free delivery
RIDGID 36163 CD100 Gas SnifferRIDGID

RIDGID 36163 CD100 Gas Sniffer

£110.99£118.33
Détecteur de gaz Alarme de détection de fumée combinée pour fumée et monoxyde de carbone Détecteur de fumée CO à piles avec affichage Round Escape Light Détecteur de fumée Alarme incendie - blanche DéTRIMEC

Détecteur de gaz Alarme de détection de fumée combinée pour fumée et monoxyde de carbone Détecteur de fumée CO à piles avec affichage Round Escape Light Détecteur de fumée Alarme incendie - blanche Dé

£33.34£48.99
Free delivery
7COC Carbon Monoxide Alarm (10-Year Sensor)KIDDE

7COC Carbon Monoxide Alarm (10-Year Sensor)

2
£27.24
Gas Detector, LPG/Natural Gas/Coal Gas Leak Detector, Plug-in Sensor Monitor with Audible Alarm and LED Digital Display, Combustible Methane, PropaneDEWDAT

Gas Detector, LPG/Natural Gas/Coal Gas Leak Detector, Plug-in Sensor Monitor with Audible Alarm and LED Digital Display, Combustible Methane, Propane

£10.99
Free delivery
£1 offeredReplaceable Battery Carbon Monoxide Detector with LED Digital Display, CO Alarm for Home Security, Portable CO Monitor for Indoor UseTONCHEAN

Replaceable Battery Carbon Monoxide Detector with LED Digital Display, CO Alarm for Home Security, Portable CO Monitor for Indoor Use

£5.47£19.23
Portable Desktop CO2 Sensor, Professional Air Quality Monitor, CO2 Detector with Long Battery Life, Carbon Dioxide Detector, Temperature and Relative HumidityMEMKEY

Portable Desktop CO2 Sensor, Professional Air Quality Monitor, CO2 Detector with Long Battery Life, Carbon Dioxide Detector, Temperature and Relative Humidity

£45.04£92.08
Free delivery
Natural Gas Detector Gas Leak Detector with 9.4 Inch Probe Portable Gas Tester with Audible and Visual Alarm for Locating Combustible SourcesCSPARKV

Natural Gas Detector Gas Leak Detector with 9.4 Inch Probe Portable Gas Tester with Audible and Visual Alarm for Locating Combustible Sources

£30.95
Free delivery
5COLSB Carbon Monoxide Alarm (7-Year Sensor) KID5COLSBKIDDE

5COLSB Carbon Monoxide Alarm (7-Year Sensor) KID5COLSB

1
£22.99
Free delivery
Volume discountsAmmonia Gas Detectors NH3 Analyzers Meter Alarm Device Digital Leak 0-100PPM

Ammonia Gas Detectors NH3 Analyzers Meter Alarm Device Digital Leak 0-100PPM

£108.84
Free delivery

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More than 7 million individual and professional customers

More than 7 million individual and professional customers