When booking in your boiler service at the same time as a gas safety certificate (CP12) with Gas Safety Landlords you will receive free carbon monoxide alarm (*Terms and conditions apply). The price for a Carbon Monoxide alarm is normally £22.50 including delivery charge (excluding VAT).

An audible carbon monoxide alarm is a great way to ensure you’re immediately alerted to any carbon monoxide in your home by sounding when it detects Carbon Monoxide, even on a small scale.

Why would you require free carbon monoxide alarm – what are the dangers of Carbon Monoxide:

In England on a yearly basis there are approximately 400 admissions to hospital from Carbon Monoxide poisoning and around 40- 50 deaths.

Carbon Monoxide is a colourless and odourless gas, which makes its presence difficult to detect without a carbon monoxide detector.

Symptoms of mild Carbon Monoxide poisoning:

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  • Headache
  • Nausea
  • Dizziness
  • Abdominal pain
  • Sore throat
  • Dry cough


The symptoms of mild Carbon Monoxide poisoning can be similar to that of a cold/ flu or food poisoning; however Carbon Monoxide poisoning will not give you a high temperature.

However, in children they are similar to a bad stomach:

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  • Nausea
  • Vomitting


Symptoms of severe Carbon Monoxide poisoning:

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  • Fast and irregular heart rate
  • Hyperventilation
  • Confusion
  • Drowsiness
  • Difficulty breathing
  • Seizures and loss of consciousness may also occur


Other symptoms that may occur weeks or even months later are

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  • Confusion
  • Loss of memory
  • Problems with coordination


The severity of Carbon Monoxide poisoning depends on the following:

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  • How much Carbon Monoxide is present
  • How long you were exposed to the Carbon Monoxide
  • The age of the individual concerned – elderly, children and the foetus are at greater risk
  • Your general health
  • How much physical activity you do – effects are increased with higher activity levels.


Your free Carbon Monoxide alarms can prevent all of the above from occurring by alerting you to the Carbon Monoxide being present and giving you the opportunity to get out of the property and have the Carbon Monoxide leak repaired.

What are the causes of Carbon Monoxide poisoning:

Faulty central heating systems, gas appliances and fires, blocked flues and chimneys are common sources of carbon Monoxide within a home.

Fitting your free Carbon Monoxide alarms:

Setting up and installing your free Carbon Monoxide alarms is very straight forward and will be explained to you in the manufacturer’s instructions enclosed with it.
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  • Place the alarm in a central location, like a hallway or landing
  • Attach the alarm to a wall at head height; don’t fix it to the ceiling.
  • Place the alarm at least a metre away from your gas boiler, cooker, fire or heater, and away from areas with high condensation, like a bathroom or kitchen.
  • Test your alarm regularly and always ensure the batteries are not running low.


* This deal is for one free Carbon Monoxide alarm per household. Any additional required will be chargeable at £22.50 excluding VAT per item.