This is a graphical display of a typical freestanding 150mm diameter flue system.
Flue pipe through conservatory roof.
When using a twin wall flue pipe it is perfectly safe for your flue to be built through your conservatory roof in fact twin wall pipe is designed specifically for this purpose.
This is because they have an insulated layer that stops the outside of the pipe from becoming dangerously hot.
You can leave solid pack chimneys exposed and braced.
It will not got as hot as a single wall flue and is therefore safe for use with the polycarbonate roof.
With a polycarbonate roof you can usually not fix down into it so the answer is generally a rubber flashing with silicone sealed onto the roof panel.
Typical single storey flue system flat ceiling with shallow pitch roof no roof cavity space.
It means any pipe penetrating a roof must be three feet above the roof line on the up slope side of the penetration.
Twin wall flue is a flue pipe inside another flue pipe with a layer of insulation between them.
Care should be taken to follow manufacturers installation and safety clearance instructions.
Sometimes called an insulated flue a twin wall flue is a flue pipe surrounded by a layer of insulation surrounded by another pipe.
Canal boats and caravans.
Finally the flue needs to be weathered so as to prevent water ingress into the conservatory.
The good news is that it is safe to pass a flue pipe through a conservatory roof as long as you follow these steps use a twin wall flue.
We offer a range of flexible roof flashings for the installation of a wide range of pipe sizes through a variety of roof types including flat tiles.