HHSRS Hazard 6 - Carbon Monoxide and Fuel Combustion Products

Hazard 6 - Carbon Monoxide and Fuel Combustion Products

This hazard includes hazards resulting from the presence of excess levels in the atmosphere within the dwelling of Carbon monoxide, Nitrogen dioxide, and Sulphur dioxide and smoke.

The main source of carbon monoxide within dwellings is the incomplete combustion of all fuels containing carbon, including gas, oil, and solid fuels. Gas and oil burning appliances are the main sources of nitrogen dioxide. Sulphur dioxide, which has a noticeable smell, is produced by oil and solid fuel.

Vulnerable Group: Children 0 - 14 years

Defects & Justifications

• Flueless appliances - gas or oil burning appliances, including cookers.
• Disrepair to appliance - to gas, oil or solid fuel burning appliances resulting in incomplete combustion.
• Inadequate ventilation - particularly of rooms with gas, oil or solid fuel burning appliances.
• Disrepair to ventilation - disrepair to the means of ventilation.
• State of flues - lack of proper and regular cleaning of flues serving gas, oil or solid fuel burning appliances.
• Disrepair to flues - serving gas, oil or solid fuel burning appliances.
• Flue outlet siting - sited adjacent to openable window.
• Extractor fans - in rooms with open flued appliances.
• Ventilation lobby - no lobby between a garage and living accommodation.
• Carbon monoxide detectors - lack of, or defects to, detectors.

Index of HHSRS Hazards