This is normal but the most important thing to remember here is that it won t seal if you do this while it s raining especially on a flat roof.
Boiler flue through roof tiles.
Definition of a boiler flue.
The penetration will be oval to have a round pipe exit.
Firstly you ll want to know your chosen engineer is fully competent and experienced at fitting flues through roofs.
What can i safely use to seal the gap.
System 80 125 for roof pitches from 15 to 45 degrees and system 70 119 for roof pitches from 20 to 50 degrees.
Plumbing questions answers tips and tricks.
Position the vent pipe up to the bottom of the roof.
You may need an experienced roofing contractor.
Step 1 go into your attic.
However depending on your type.
Take it up through the soffit remove a roof tile and use a tile slate pipe flashing to exit pipe through and seal.
Reply to vertical flue through a polycarb roof.
This means that scaffolding may be needed and that roof tiles will need to be moved or replaced.
If the vent pipe isn t installed properly the roof may leak through or around the pipe penetration leading to costly repairs.
With a horizontal flue the pipe travels straight through the wall behind the boiler.
Plumbing questions answers tips and tricks.
Most installers or roofing contractors will use a slate piece or a metal or lead piece that fits onto a flat or pitched roof with a gromit where the flue pipe goes through.
With the pipe in a vertical position trace around the pipe using a pencil.
Hi guys i have a new combi boiler with the flue going straight up through the ceiling and roof.
Creaton offers two versions.
Google roof pipe flashings for products and install info.
Use reducer adaptors for varing pipe diameters.
Use a flexi metal connector to take up any misalignment.
The ceiling around the flu is plywood with a 12mm gap around the flu pipe.
It consists of a pvc base plate and flue pipe attachment.