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127mm (5 inch) Twin wall flue SFL Sflue

Sflue is a British made twin wall flue chimney system designed for use on woodburning/multifuel stoves, manufactured by SFL.

  • Twist lock jointing system - secures using locking band
  • 15 year warranty
  • Also known as Excelsior plus Twin wall flue
  • Operating temperatures up to 450 deg C
  • Insulation thickness 25mm
  • Distance to combustible material 50mm
  • Internal skin is corrosion resistant 316L stainless steel
  • External skin is 304 stainless steel
  • Design allows internal expansion at every joint.
  • Internal joint system prevents moisture draw through
  • HETAS listed for use on solid fuel applications
  • Diameter is internal

Locking band is included with all parts having a female collar

SFL Sflue info

Appliance adaptor - 127mm (5inch) Sflue twin wall

price£ 22.97
(inc VAT) £ 27.56

Use to connect an appliance or stove pipe to the twin wall flue system.

Increasing adaptor 97-127mm - 127mm (5inch) Sflue twin wall

price£ 48.71
(inc VAT) £ 58.45

Increases the appliance outlet size by one diameter. Use to connect an appliance or stove pipe to the twin wall flue system.

Short tapered adapter - 127mm (5inch) Sflue twin wall

price£ 69.60
(inc VAT) £ 83.52

Short tapered adapter. Used to connect stove pipe to your twin wall flue.

Stove adaptor - 127mm (5inch) Sflue twin wall

price£ 21.62
(inc VAT) £ 25.94

Use to connect your twin wall flue directly onto your stove.

Sflue to flue liner adapter - 127mm (5inch) Sflue twin wall

price£ 64.17
(inc VAT) £ 77.00

Designed to connect a flue liner to Sflue.Use this adapter where the flexible liner goes above the twin wall flue.

1000mm straight length - 127mm (5inch) Sflue twin wall

price£ 66.30
(inc VAT) £ 79.56

Straight pipe (effective length). Locking band included.

500mm straight length - 127mm (5inch) Sflue twin wall

price£ 48.49
(inc VAT) £ 58.19

Straight pipe (effective length). Locking band included.

300mm straight length - 127mm (5inch) Sflue twin wall

price£ 38.49
(inc VAT) £ 46.19

Straight pipe (effective length). Locking band included.

120mm straight length - 127mm (5inch) Sflue twin wall

price£ 27.45
(inc VAT) £ 32.94

Straight pipe (effective length). Locking band included.

Inspection length - 127mm (5inch) Sflue twin wall

price£ 170.86
(inc VAT) £ 205.03

Allows for cleaning and inspection of the chimney system. Locking band included.

Adjustable slip section - 127mm (5inch) Sflue twin wall

price£ 83.38
(inc VAT) £ 100.06

Adjustable slip section. Fits on top of any straight pipe to increase its length by 50mm - 250mm. Locking band included.

Adjustable length 500-850mm - 127mm (5inch) Sflue twin wall

price£ 142.61
(inc VAT) £ 171.13

Straight pipe adjustable (effective length). Locking band included.

Adjustable length 350-530mm - 127mm (5inch) Sflue twin wall

price£ 119.25
(inc VAT) £ 143.10

Straight pipe adjustable (effective length). Locking band included.

Adjustable length 200-325mm - 127mm (5inch) Sflue twin wall

price£ 80.53
(inc VAT) £ 96.64

Straight pipe adjustable (effective length). Locking band included.

Locking band - 127mm (5inch) Sflue twin wall

price£ 7.69
(inc VAT) £ 9.23

Locking band for use on all joints.

Locking band micro toggle - 127mm (5inch) Sflue twin wall

price£ 8.64
(inc VAT) £ 10.37

Locking band with micro toggle adjustment.

Structural locking band - 127mm (5inch) Sflue twin wall

price£ 20.80
(inc VAT) £ 24.96

Provides added security on unsupported stacks up to 2.5m above the final support or wall band.

90 deg tee - 127mm (5inch) Sflue twin wall

price£ 150.33
(inc VAT) £ 180.40

Allows for cleaning and inspection of the chimney system. Locking band included.

135 deg tee - 127mm (5inch) Sflue twin wall

price£ 179.43
(inc VAT) £ 215.32

Allows for cleaning and inspection of the chimney system. Locking band included.

Tee cap - 127mm (5inch) Sflue twin wall

price£ 25.75
(inc VAT) £ 30.90

Provides cleaning point for the flue system.

Tee cap with drain - 127mm (5inch) Sflue twin wall

price£ 44.75
(inc VAT) £ 53.70

Provides cleaning and drain point for the flue system.

15 deg bend - 127mm (5inch) Sflue twin wall

price£ 70.26
(inc VAT) £ 84.31

15 deg elbow allows for a change in direction and can be combined to provide a chimney offset. Locking band included.

30 deg bend - 127mm (5inch) Sflue twin wall

price£ 70.26
(inc VAT) £ 84.31

30 deg elbow allows for a change in direction and can be combined to provide a chimney offset. Locking band included.

45 deg bend - 127mm (5inch) Sflue twin wall

price£ 70.26
(inc VAT) £ 84.31

45 deg elbow allows for a change in direction and can be combined to provide a chimney offset

90 deg bend - 127mm (5inch) Sflue twin wall

price£ 130.21
(inc VAT) £ 156.25

90 deg elbow allows for a change in direction and can be combined to provide a chimney offset. Locking band included.

Firestop spacer - 127mm (5inch) Sflue twin wall

price£ 13.37
(inc VAT) £ 16.04

Provides location and dust stop where flue passes through non combustible floors.

Ventilated ceiling support - 127mm (5inch) Sflue twin wall

price£ 150.13
(inc VAT) £ 180.16

Supports and firestops the chimney as it passes through the first combustible floor directly above the appliance. Load bearing.

White flat ventilated ceiling support - 127mm (5inch) Sflue twin wall

price£ 171.29
(inc VAT) £ 205.55

Supports and firestops the chimney as it passes through the first combustible floor directly above the appliance. Load bearing.

Ceiling support - 127mm (5inch) Sflue twin wall

price£ 53.64
(inc VAT) £ 64.37

Supports and firestops the chimney as it passes through a non combustible floor. Load bearing.

Ventilated fire stop - 127mm (5inch) Sflue twin wall

price£ 86.69
(inc VAT) £ 104.03

Used where the chimney passes through the upper combustible floors and where sections below the floor are enclosed within a non combustible shaft. Non load bearing.

Wall band - 127mm (5inch) Sflue twin wall

price£ 29.20
(inc VAT) £ 35.04

Provides lateral support for the chimney.

Wall band extension arms - Sflue twin wall

price£ 17.05
(inc VAT) £ 20.46

Used to extend the wall band clearance up to 100mm.

Wall band - heavy duty - 127mm (5inch) Sflue twin wall

price£ 36.84
(inc VAT) £ 44.21

Wall band heavy duty.

Extension brackets - short - Sflue twin wall flue

price£ 34.00
(inc VAT) £ 40.80

Short extension brackets. Total length 324mm. For use with heavy duty wall band.

Extension brackets - medium - Sflue twin wall flue

price£ 37.04
(inc VAT) £ 44.45

Medium extension brackets. Total length 395mm. For use with heavy duty wall band.

Extension brackets - long - Sflue twin wall flue

price£ 43.22
(inc VAT) £ 51.86

Long extension brackets. Total length 600mm. For use with heavy duty wall band.

Wall support bracket - 127mm (5inch) Sflue twin wall

price£ 167.85
(inc VAT) £ 201.42

Wall support bracket (base support) supports the vertical load of the chimney when anchored to a suitable wall. Locking band included.

Flue liner to Sflue anchor plate - 127mm (5inch) Sflue twin wall

price£ 38.40
(inc VAT) £ 46.08

Designed to connect a flue liner to Sflue on a capped chimney within the attic space. Use this adapter where the flexible liner goes below the twin wall flue.

Roof - Rafter support - Sflue twin wall

price£ 25.27
(inc VAT) £ 30.32

Adjustable support, allows chimney to be supported on roof joist, trusses and rafters.

Rafter support - 127mm (5inch) Sflue twin wall

price£ 40.99
(inc VAT) £ 49.19

Roof support.

Guy wire bracket - 127mm (5inch) Sflue twin wall

price£ 9.03
(inc VAT) £ 10.84

Guy wire bracket, use with wire to provide lateral stability above the roof line.

Universal guy wire kit

price£ 67.91
(inc VAT) £ 81.49

The Universal guy wire kit provides lateral support to the flue above the roof line. Guy wire bracket needed.

SFlue roof brace kit - 5 inch twin wall flue

price£ 105.75
(inc VAT) £ 126.90

Roof brace kit provides lateral support to the flue above the roof line. No guy wire bracket needed.

Rain cap - 127mm (5inch) Sflue twin wall

price£ 44.59
(inc VAT) £ 53.51

Prevents rain ingress at top of chimney. Locking band included.

Rain cap with mesh - 127mm (5inch) Sflue twin wall

price£ 65.18
(inc VAT) £ 78.22

Prevents rain and bird ingress at top of chimney. Locking band included.

Storm cowl - 127mm (5inch) Sflue twin wall

price£ 78.01
(inc VAT) £ 93.61

Provides protection from rain and wind at the top of the chimney. Locking band included.

Top stub - 127mm (5inch) Sflue twin wall

price£ 45.84
(inc VAT) £ 55.01

Used at the top of a chimney if no rain guard is required. Locking band included.

Storm collar - 127mm (5inch) Sflue twin wall

price£ 18.63
(inc VAT) £ 22.36

Provides protection from rain and wind at the top of the flashing.

Flashing EPDM Res 1

price£ 42.75
(inc VAT) £ 51.30

This flashing is used to provide a weatherproof seal where the flue passes through a tiled or slate roof.

Flashing silicone Res 1 High Temp

price£ 79.20
(inc VAT) £ 95.04

This flashing is used to provide a weatherproof seal where the flue passes through a tiled or slate roof.

Seldek Nu-Lead 175-330

price£ 96.04
(inc VAT) £ 115.25

Lead flashing, used to provide a weatherproof seal where the flue passes through a tiled or slate roof. Roof pitches from 0 to 45 degrees.

Flashing EPDM Res 1 Lead base

price£ 71.23
(inc VAT) £ 85.48

This flashing is used to provide a weatherproof seal where the flue passes through a tiled or slate roof.

Masterflash EPDM No 7

price£ 58.01
(inc VAT) £ 69.61

This flashing is suitable for sheet metal profiled roofs, flat roofs, boats and caravans. Comes with fixing kit.

Masterflash No 7 High Temp

price£ 88.65
(inc VAT) £ 106.38

This flashing is suitable for sheet metal profiled roofs, flat roofs, boats and caravans. Comes with fixing kit.

Lead slate choose a pitch between 0-35 degrees, for 125mm Sflue twin wall flue

price£ 96.00
(inc VAT) £ 115.20
Pitch:

Select the pitch and pipe dimensions required. Lead slates are used wherever a pipe penetrates a roof, to form a weatherproof joint.

Lead slate choose a pitch between 36-45 degrees, for 125mm Sflue twin wall flue

price£ 102.90
(inc VAT) £ 123.48
Pitch:

Select the pitch and pipe dimensions required. Lead slates are used wherever a pipe penetrates a roof, to form a weatherproof joint.

Lead slate choose a pitch between 46-60 degrees, for 125mm Sflue twin wall flue

price£ 114.00
(inc VAT) £ 136.80
Pitch:

Select the pitch and pipe dimensions required. Lead slates are used wherever a pipe penetrates a roof, to form a weatherproof joint.

Trim collar 90 degree - 127mm (5inch) Sflue twin wall

price£ 15.93
(inc VAT) £ 19.12

Provides clean finish where the chimney passes through an outside wall at 90 degrees.

Trim collar 45 degree - 127mm (5inch) Sflue twin wall

price£ 15.93
(inc VAT) £ 19.12

Provides clean finish where the chimney passes through an outside wall at 45 degrees.

Trim collar (2 piece) 0 - 10 degrees - 127mm (5inch) Sflue twin wall

price£ 50.17
(inc VAT) £ 60.20

Provides clean finish where the chimney passes through a wall or ceiling.

Trim collar (2 piece) 10 - 20 degrees - 127mm (5inch) Sflue twin wall

price£ 50.17
(inc VAT) £ 60.20

Provides clean finish where the chimney passes through a wall or ceiling.

Trim collar (2 piece) 20 - 30 degrees - 127mm (5inch) Sflue twin wall

price£ 50.17
(inc VAT) £ 60.20

Provides clean finish where the chimney passes through a wall or ceiling.

Trim collar (2 piece) 30 - 40 degrees - 127mm (5inch) Sflue twin wall

price£ 50.17
(inc VAT) £ 60.20

Provides clean finish where the chimney passes through a wall or ceiling.

Trim collar (2 piece) 40 - 50 degrees - 127mm (5inch) Sflue twin wall

price£ 50.17
(inc VAT) £ 60.20

Provides clean finish where the chimney passes through a wall or ceiling.

Wall sleeve - 127mm (5inch) Sflue twin wall

price£ 30.73
(inc VAT) £ 36.88

Galvanised steel wall sleeve provides protections as flue passes through building structure.

Wall sleeve (205mm) - Twin wall flue

price£ 33.95
(inc VAT) £ 40.74

Wall sleeve protects the chimney as it passes through the wall. Length 980mm, internal diameter 205mm.

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