Fitting Boiler Flue Through Roof

5 things you need to know when your boiler flue exits your roof 1.

Fitting boiler flue through roof.

Reply to vertical flue through a polycarb roof. For instance your flue should be fitted a good distance away from other flue pipes and chimney breast walls etc. You may need an experienced roofing contractor. Plumbing questions answers tips and tricks.

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. Any flue joints should be accessible. Firstly you ll want to know your chosen engineer is fully competent. 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.

Get the boiler installer to cut the hole through the roof and fit the flue pipe and weathering slate and ask him to seal as best he can the slate to the existing roof covering using mastic this will keep the water out until you can get a roofer to seal it properly. In cases where the boiler is not fitted to an external wall a vertical flue may be installed. 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. Use a flexi metal connector to take up any misalignment.

With a horizontal flue the pipe travels straight through the wall behind the boiler. Use reducer adaptors for varing pipe diameters. In this case the flue goes upwards and then out through the roof. Any flue joints that come through your house including any bends or.

Take it up through the soffit remove a roof tile and use a tile slate pipe flashing to exit pipe through and seal.