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Limits on flue bends and changes of direction
2.41NI-wide·Technical Booklet L Combustion Appliances and Fuel Storage Systems
Provisions should be made to enable the flue to be swept and inspected. The number of changes of direction between the combustion appliance outlet and the flue outlet should be limited to not more tha
combustion-appliancesfluesopen-fluedmaintenanceFlue cleaning requirements
2.44NI-wide·Technical Booklet L Combustion Appliances and Fuel Storage Systems
Openings for cleaning the flue should allow easy passage of the sweeping brush and be non-combustible except where fitted to a combustible flue pipe, such as a plastic flue pipe. It should be possible
combustion-appliancesflue-systemsmaintenanceAccess to combustion appliances for maintenance
2.50NI-wide·Technical Booklet L Combustion Appliances and Fuel Storage Systems
A permanent means of safe access should be provided to a combustion appliance for maintenance.
combustion-appliancesmaintenancePre-use checks for existing flues: sweeping and visual inspection
A.4NI-wide·Technical Booklet L Combustion Appliances and Fuel Storage Systems
Prior to bringing a flue back into use, it should be checked by – (a) Sweeping the flue. This is intended to clean the flue to demonstrate that it is essentially free from obstructions and to enable b
fire-safetycombustion-appliancesmaintenance