Suzhou Rainbow Environmental Equipment Co., Ltd.
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twin wall flue system

All Flue Twin Wall Twist Locking Flue System

The All-Fuel Twin Wall Flue System, also known as Twin Wall Chimney Flue System, features an advanced twin wall flue design — an inner wall and an outer wall. It can adapt to a wide range of fuels and discharge exhaust gases efficiently. This residential chimney ensures safety and stability, reduces heat loss and improves energy utilization efficiency, making it a reliable and guaranteed flue system. Leading twin wall flue manufacturers have engineered this system to meet the highest standards of performance and durability.

Inquiry About All Flue Twin Wall Twist Locking Flue System >

Twist Locking flue system

twin wall flue system uk
twin wall flue system uk
0 degree roof flashing
0 degree roof flashing

Designed to maintain the required 50 mm clearance between the chimney and combustible materials.

135 tee
135 tee

Be used when the flue run needs to transition from horizontal to 135°. It can be used together with a 45° bend

300 500mm black adjustable length
300 500mm black adjustable length

Designed to allow length adjustment from 300 to 500 mm

90 tee
90 tee

Use for 90 degree offset. Combine connectors from two or more appliances into a common vent

300 500mm adjustable length
300 500mm adjustable length

Designed to allow length adjustment from 300 to 500 mm

500 800mm black adjustable length
500 800mm black adjustable length

Designed to allow length adjustment from 500 to 800 mm

800mm black length
800mm black length

Available in nominal installed lengths of 800mm

500 800mm adjustable length
500 800mm adjustable length

Designed to allow length adjustment from 500 to 800 mm

anti down draught cowl
anti down draught cowl

Chimney Protector & Better Ventilation

hose converter
hose converter

Flexible liner to twin adaptor for chimneys removed above roof level

black round decorative panels
black round decorative panels

Used to secure and decorate the installation opening on interior or exterior walls and ceilings.

rainbow anti down draught cowl
rainbow anti down draught cowl

Chimney Protector & Better Ventilation

800mm length
800mm length

Available in nominal installed lengths of 800mm

black anti down draught cowl
black anti down draught cowl

Chimney Protector & Better Ventilation

silica trim plate
silica trim plate

The flashing system will effectively seal and remain pliant over a wide range of external chimney surface 

round decorative panels
round decorative panels

Used to secure and decorate the installation opening on interior or exterior walls and ceilings.

twin wall system us
twin wall system us
0 degree flat roof flashing
0 degree flat roof flashing

Used to cover the roof opening and prevent rainwater from entering the interior

5 30 degree flat roof flashing
5 30 degree flat roof flashing

Used to cover the roof opening and prevent rainwater from entering the interior

304 609mm adjustable length
304 609mm adjustable length

Designed to allow length adjustment from 304 to 609 mm

30 degree elbow
30 degree elbow

Provides a 30° change of direction.

609mm double wall chimney pipe
609mm double wall chimney pipe

Available in nominal installed lengths of 609mm

900mm square ceiling support box
900mm square ceiling support box

Designed for installation on sloped roofs without an attic

90 degree tee
90 degree tee

Used as the entry to a vertical chimney from a horizontal stove outlet, or as an inspection opening.


adaptor
adaptor

Used to connect twin wall to single wall connecting flue pipe.

adjustable wall bracket
adjustable wall bracket

The adjustable wall bracket provides lateral support for the flue run

locking band
locking band

Ensures each joint is strong, secure, and weatherproof

double wall anti down draught cowl
double wall anti down draught cowl

Chimney Protector & Better Ventilation

double wall rain cap
double wall rain cap

Same as the Rain Cap, but with a mesh incorporated to protect from birds.


rain cap
rain cap

Same as the Rain Cap, but with a mesh incorporated to protect from birds.


twin wall system de
twin wall system de
fixed bracket
fixed bracket

The fixed bracket provides lateral support for the flue run and keeps the required 50 mm clearance from the wall

30 degree bend with a hoop
30 degree bend with a hoop

Provides a 30° change of direction.

90 degree bend with inspection cover with one hoop
90 degree bend with inspection cover with one hoop

Provides a 90° change of direction.

90 degree rotatable tee with 2 hoops
90 degree rotatable tee with 2 hoops

Use for 90 degree offset. Combine connectors from two or more appliances into a common vent

135angled tee with one hoop
135angled tee with one hoop

Be used when the flue run needs to transition from horizontal to 135°. It can be used together with a 45° bend

flue endpoint
flue endpoint

Chimney Protector & Better Ventilation

locking band
locking band

Ensures each joint is strong, secure, and weatherproof

rain cap
rain cap

The Rain Cap offers a degree of protection from rain and is suitable for solid fuel and oil fired appliances.


long bracket l650mm
long bracket l650mm

Used outdoors and installed at the base to provide 1650 mm of support for the chimney

no square plate bracket
no square plate bracket

Used to secure pipes passing through the floor

rain cap 2
rain cap 2

Chimney Protector & Better Ventilation

telescopic tube 340 570mm with a hoop
telescopic tube 340 570mm with a hoop

Designed to allow length adjustment from 340 to 570 mm

twin wall adaptor
twin wall adaptor

Single to twin wall adapter for connecting to the stove outlet

support tube with a hoop
support tube with a hoop

Used when the chimney needs to be connected to a flexible hose

twin wall flue system jp
twin wall flue system jp
15 elbow
15 elbow

Provides a 15° change of direction.

30 elbow
30 elbow

Provides a 30° change of direction.

135 t pipe
135 t pipe

Be used when the flue run needs to transition from horizontal to 135°. It can be used together with a 45° bend

90 t pipe
90 t pipe

Use for 90 degree offset. Combine connectors from two or more appliances into a common vent

45 elbow
45 elbow

Provides a 45° change of direction.

90 elbow
90 elbow

Provides a 90° change of direction.

300 500mm straight tube
300 500mm straight tube

Designed to allow length adjustment from 300 to 500 mm

250mm straight tube
250mm straight tube

Available in nominal installed lengths of 250mm

1000mm straight tube
1000mm straight tube

Available in nominal installed lengths of 1000mm

convert 271
convert 271

Single to twin wall adapter for connecting to the stove outlet

convert
convert

Single to twin wall adapter for connecting to the stove outlet

500mm straight tube
500mm straight tube

Available in nominal installed lengths of 500mm

Spigot Plug-in flue system

spigot plug in flue system
spigot plug in flue system
45 dergree elbow
45 dergree elbow
45 dergree elbow
45 dergree elbow
adjustable wall bracket
adjustable wall bracket
135 dergree
135 dergree
adaptor
adaptor
rain cap 2
rain cap 2
adjustable wall bracket 2
adjustable wall bracket 2
90 dergree elbow
90 dergree elbow
storm collar
storm collar
90 dergree
90 dergree
straight pipe
straight pipe
wall bracket
wall bracket
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Get in Touch with RAINBOW
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