In cases where the boiler is not fitted to an external wall a vertical flue may be installed.
Fitting boiler flue through roof.
The balanced roof terminal flue system comprises a number of the push fit socketted concentric components shown opposite and is designed to allow air and the flue gases to be discharged to atmosphere through a suitable roof terminal.
A reputable engineer will follow manufacturer s instructions when fitting your vertical boiler flue with respect to the length and other things currently on your roof.
Plumbing questions answers tips and tricks.
The system is equally suitable for a pitched or flat roof and the standard kits available are shown opposite.
Take it up through the soffit remove a roof tile and use a tile slate pipe flashing to exit pipe through and seal.
5 things you need to know when your boiler flue exits your roof 1.
Firstly you ll want to know your chosen engineer is fully competent.
In this case the flue goes upwards and then out through the roof.
Use reducer adaptors for varing pipe diameters.
The majority of boiler flues exit out of a wall horizontally but if the flue from your boiler comes out at roof level then there are also some regulations that need to be considered.
Use a flexi metal connector to take up any misalignment.
With a horizontal flue the pipe travels straight through the wall behind the boiler.
For instance your flue should be fitted a good distance away from other flue pipes and chimney breast walls etc.
Typically this applies when your boiler burns solid fuels.
Any flue joints should be accessible.
Plumbing questions answers tips and tricks.
Reply to vertical flue through a polycarb roof.