Boiler Flue Through Flat Roof

Flashing kits flashing plates and weather collars in the range can be made of sheet metal plastic or composite materials and.

Boiler flue through flat roof.

This flat roof penetration collar is suitable for use with the vertical flue terminal for the vaillant ecotec domestic and commercial boiler range s. Depending on design installation of a flue terminal would cost around 20 40. Especially if it s not sealed properly. 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.

However if a vertical flue is badly fitted then yes you could have a leak on your hands. Is it possible to have the flue of a combi boiler going through a flat roof. In some cases where building types and shapes differ you may have a vertical flue which exits through the roof of your property. This flat roof penetration collar flashing enables you to create a watertight bond for flue holes cut through a flat roof.

A flue terminal guard is used when the flue terminal is lower than 2m above the ground in an area where people could walk or when the flue comes up through a flat roof to which people have access. Some installers advise against it becuase they say it is tricky and prone to leaking damaging the boiler in the process. Boiler flue flashing products are typically used when installing a vertical flue kit through a flat or angled roof as it will provide a weather tight seal to the roof and stop any water leaking into the flue system. There are maximum lengths the flue can be depending on the boiler.

Securing any joints with brackets will help to ensure your flue can withstand people banging a suitcase or accidentally knocking it without wobbling or coming loose. You see if you ve got a boiler in your attic and the flue goes through the roof there s a chance it could get bashed or pulled on accidentally when you re up there. You can get plume kits designed to direct the steam up and away from a horizontal flue but not to make a horizontal one into a vertical through a roof. I am considering having one fitted but wanted to know whether it could be reliably done without a leak.