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127mm (5 inch) Twin wall flue SFL Sflue

SFL Sflue twin wall flue

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
  • Compatible with Excelsior Plus Twin wall flue systems
  • Operating temperatures up to 450 deg C
  • Insulation thickness 25mm
  • 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

Locking band is included with all parts having a female collar

Diameter is internal

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

price£ 13.85
(inc VAT) £ 16.62

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

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

price£ 29.34
(inc VAT) £ 35.21

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

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

price£ 13.02
(inc VAT) £ 15.62

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

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

price£ 38.68
(inc VAT) £ 46.42

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£ 39.95
(inc VAT) £ 47.94

Straight pipe (effective length). Locking band included.

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

price£ 29.23
(inc VAT) £ 35.08

Straight pipe (effective length). Locking band included.

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

price£ 23.19
(inc VAT) £ 27.83

Straight pipe (effective length). Locking band included.

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

price£ 16.53
(inc VAT) £ 19.84

Straight pipe (effective length). Locking band included.

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

price£ 102.96
(inc VAT) £ 123.55

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

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

price£ 71.87
(inc VAT) £ 86.24

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

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

price£ 48.52
(inc VAT) £ 58.22

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

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

price£ 4.94
(inc VAT) £ 5.93

Locking band for use on all joints.

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

price£ 5.52
(inc VAT) £ 6.62

Locking band with micro toggle adjustment.

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

price£ 12.53
(inc VAT) £ 15.04

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£ 90.59
(inc VAT) £ 108.71

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

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

price£ 108.12
(inc VAT) £ 129.74

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

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

price£ 15.51
(inc VAT) £ 18.61

Provides cleaning point for the flue system.

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

price£ 26.96
(inc VAT) £ 32.35

Provides cleaning and drain point for the flue system.

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

price£ 42.35
(inc VAT) £ 50.82

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£ 42.35
(inc VAT) £ 50.82

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£ 42.35
(inc VAT) £ 50.82

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£ 78.46
(inc VAT) £ 94.15

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£ 8.06
(inc VAT) £ 9.67

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

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

price£ 90.47
(inc VAT) £ 108.56

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

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

price£ 52.25
(inc VAT) £ 62.70

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£ 16.21
(inc VAT) £ 19.45

Provides lateral support for the chimney.

Wall band extension arms - Sflue twin wall

price£ 9.47
(inc VAT) £ 11.36

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

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

price£ 101.13
(inc VAT) £ 121.36

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£ 20.43
(inc VAT) £ 24.52

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£ 15.23
(inc VAT) £ 18.28

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

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

price£ 5.45
(inc VAT) £ 6.54

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

Universal guy wire kit

price£ 49.95
(inc VAT) £ 59.94

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

Universal roof brace kit

price£ 64.95
(inc VAT) £ 77.94

The Universal 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£ 26.87
(inc VAT) £ 32.24

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

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

price£ 39.28
(inc VAT) £ 47.14

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

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

price£ 47.02
(inc VAT) £ 56.42

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

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

price£ 27.63
(inc VAT) £ 33.16

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

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

price£ 10.34
(inc VAT) £ 12.41

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

Flashing EPDM Res 1

price£ 24.99
(inc VAT) £ 29.99

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

Flashing EPDM Res 1 Lead base

price£ 41.63
(inc VAT) £ 49.96

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£ 41.66
(inc VAT) £ 49.99

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

Masterflash EPDM No 7

price£ 39.99
(inc VAT) £ 47.99

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

Masterflash No 7 High Temp

price£ 54.99
(inc VAT) £ 65.99

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

Lead slate 0-35 degree pitch, for 125mm Sflue twin wall flue

price£ 54.95
(inc VAT) £ 65.94
Pitch:

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

Lead slate 36-45 degree pitch, for 125mm Sflue twin wall flue

price£ 57.40
(inc VAT) £ 68.88
Pitch:

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

Lead slate 46-60 degree pitch, for 125mm Sflue twin wall flue

price£ 64.19
(inc VAT) £ 77.03
Pitch:

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

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

price£ 9.61
(inc VAT) £ 11.53

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

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

price£ 9.61
(inc VAT) £ 11.53

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

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

price£ 27.15
(inc VAT) £ 32.58

Provides protections as flue passes through building structure.