6
Top Outlet Twin Wall Connecting
Flue Pipe into Re-lined Masonry
Chimney
Rear Outlet Twin Wall Connecting
Flue Pipe Through Cavity Wall
into Twin Wall System Chimney
Rear Outlet Twin Wall Connecting
Flue Pipe into Re-lined Masonry
Chimney
Rear Outlet Twin Wall Connecting
Flue Pipe into External Masonry
Chimney through a Cavity Wall
For minimum distance for
this configuration check
manufacturers distance
to combustibles
Measured from back
of appliance to outside
surface of chimney
Measured from back
of appliance to liner
of masonry chimney
Twin Wall
Chimney System
300
Wall Support
Tee Cap for
Debris Collection/
Cleaning Access
Wall Sleeve
Trim Collar
Cavity Wall
Wall Band
450mm MAX
300
450mm MAX
External Masonry
Chimney System
Inspection/
Cleanout Door
Cavity Wall
Wall Sleeve
Trim Collar
Debris
Collector
Wall Sleeve
Trim Collar
100
100
225 square
(9” x 9”)
Flexible Twin Wall
Chimney Liner
Chimney Wall
Support Bracket
Swept Elbow
Sweep access
Tee Piece
Single Wall to
Flex Connector
450mm
MAX
Measured from
back of appliance
to flue liner
Wall Support
Measured from back
of connecting flue
pipe to outside
surface of chimney
Tee Cap for
Debris Collection/
Cleaning Access
Twin Wall
Chimney System
Solid Wall
Inspection Bend
Wall Sleeve
Trim Collar
600 min
225
For minimum distance for
this configuration check
manufacturers distance
to combustibles
No further
bends allowed
on this
configuration
Wall Band
450mm MAX
Measured from back
of connecting flue
pipe to outside
surface of chimney
Tee Cap for
Debris Collection/
Cleaning Access
Twin Wall
Chimney System
Solid Wall
Inspection Bend
Wall Sleeve
Trim Collar
225
Wall Support
Wall Band
450mm MAX
600 min
For minimum distance for
this configuration check
manufacturers distance
to combustibles
No further
bends allowed
on this
configuration
Flexible Twin Wall
Chimney Liner
Inspection/
Cleanout Door
Inspection Bend
Wall Sleeve
Trim Collar
Chimney Wall
Support Bracket
Tee Piece
Tee Cap for
Debris Collection/
Cleaning Access
Single Wall to
Flex Connector
225 square
(9” x 9”)
450mm
MAX
For minimum distance for
this configuration check
manufacturers distance
to combustibles
For minimum distance for
this configuration check
manufacturers distance
to combustibles
For minimum distance for
this configuration check
manufacturers distance
to combustibles
Measured from back
of connecting flue pipe
to flue liner
No further
bends allowed
on this
configuration
600 min
100
100
For minimum distance for
this configuration check
manufacturers distance
to combustibles
Measured from back
of appliance to outside
surface of chimney
Measured from back
of appliance to liner
of masonry chimney
Twin Wall
Chimney System
300
Wall Support
Tee Cap for
Debris Collection/
Cleaning Access
Wall Sleeve
Trim Collar
Cavity Wall
Wall Band
450mm MAX
300
450mm MAX
External Masonry
Chimney System
Inspection/
Cleanout Door
Cavity Wall
Wall Sleeve
Trim Collar
Debris
Collector
Wall Sleeve
Trim Collar
100
100
225 square
(9” x 9”)
Flexible Twin Wall
Chimney Liner
Chimney Wall
Support Bracket
Swept Elbow
Sweep access
Tee Piece
Single Wall to
Flex Connector
450mm
MAX
Measured from
back of appliance
to flue liner
Wall Support
Measured from back
of connecting flue
pipe to outside
surface of chimney
Tee Cap for
Debris Collection/
Cleaning Access
Twin Wall
Chimney System
Solid Wall
Inspection Bend
Wall Sleeve
Trim Collar
600 min
225
For minimum distance for
this configuration check
manufacturers distance
to combustibles
No further
bends allowed
on this
configuration
Wall Band
450mm MAX
Measured from back
of connecting flue
pipe to outside
surface of chimney
Tee Cap for
Debris Collection/
Cleaning Access
Twin Wall
Chimney System
Solid Wall
Inspection Bend
Wall Sleeve
Trim Collar
225
Wall Support
Wall Band
450mm MAX
600 min
For minimum distance for
this configuration check
manufacturers distance
to combustibles
No further
bends allowed
on this
configuration
Flexible Twin Wall
Chimney Liner
Inspection/
Cleanout Door
Inspection Bend
Wall Sleeve
Trim Collar
Chimney Wall
Support Bracket
Tee Piece
Tee Cap for
Debris Collection/
Cleaning Access
Single Wall to
Flex Connector
225 square
(9” x 9”)
450mm
MAX
For minimum distance for
this configuration check
manufacturers distance
to combustibles
For minimum distance for
this configuration check
manufacturers distance
to combustibles
For minimum distance for
this configuration check
manufacturers distance
to combustibles
Measured from back
of connecting flue pipe
to flue liner
No further
bends allowed
on this
configuration
600 min
100
100