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  1. Adjustable Connecting Twin Wall Chimney - 500mm in black

    For connecting the stove directly to a twin wall chimney, leaving no part of the single wall flue pipe visible when used in conjunction with our EU to UK converter pipe.

    Straight Pipe 150mm internal diameter TW Pro Twin Wall Insulated Chimney System.

     

    Learn More
    £159.00
  2. Adjustable Connecting Twin Wall Chimney - 1 metre black

    The ideal solution for connecting the stove directly to a twin wall chimney, leaving no part of the single wall flue pipe visible when used in conjunction with our EU to UK converter pipe.

    Straight Pipe 150mm / 6" diameter TW Pro Twin Wall Insulated Chimney System.

    Learn More
    £189.00
  3. Flat Adapter: 150mm Flue Pipe to 150mm Twin Wall - Black

    The adapter connects the 150mm diameter Twin Wall Chimney to a 150mm flue pipe beneath

    It is required as the first piece in the system, or use a starter length.

    Learn More
    £40.00
  4. Increaser adapter: 125mm Flue Pipe to 150mm Twin Wall - Black

    5" Flue pipe to 6" Chimney increasing adapter

    The adapter connects the 150mm diameter Twin Wall Chimney to a 125mm flue pipe beneath

    It is required as the first piece in the system.

    Learn More
    £27.00
  5. Adapter: 150mm Flue Pipe to 150mm Twin Wall - Black

    The adapter connects the 150mm diameter Twin Wall Chimney to a 150mm flue pipe beneath

    It is required as the first piece in the system.

    Learn More
    £28.00
  6. Twin Wall, 250mm & locking band, TWPro Black

    Quarter Metre / 250mm / Length Straight Pipe 150mm / 6" diameter TW Pro Twin Wall Insulated Chimney System. EFFECTIVE LENGTH 212mm

    Learn More
    £48.00
  7. Twin Wall, 500mm & locking band - Black

    Half Metre / 500mm / Length Straight Pipe 150mm / 6" diameter TW Pro Twin Wall Insulated Chimney System. Effective Length 455mm

    Learn More
    £80.00
  8. Twin Wall Chimney 1000mm length & locking band - Black

    One Metre Length Straight Pipe 150mm / 6" diameter TW Pro Twin Wall Insulated Chimney System

    Includes a locking band.

    Learn More
    £103.00
  9. Adjustable Twin Wall 250mm - 350mm & locking band - Black

    250mm - 350mm Adjustable Length Straight Pipe 150mm / 6" diameter TW Pro Twin Wall Insulated Chimney System.

    Learn More
    £82.00
  10. Adjustable Twin Wall 350mm - 500mm & locking band - Black

    The 350mm - 500mm Adjustable pipe is used when an exact measurement is needed.

    Typically used when there is an offset within certain limits.

    150mm / 6" diameter.

    TW Pro Twin Wall Insulated Chimney System.

     

    Learn More
    £99.00
  11. 15º Bend & locking band / 150mm, black

    15º Bend, 150 / 6" diameter TW Pro Twin Wall Insulated Chimney System, Black

    Learn More
    £72.00
  12. Flat increaser adapter: 125mm Flue Pipe to 150mm Twin Wall - Black

    5" Flue pipe to 6" Chimney increasing adapter

    The adapter connects the 150mm diameter Twin Wall Chimney to a 125mm flue pipe beneath

    It is required as the first piece in the system.

    Learn More
    £58.00
  13. Cap for T Piece and locking band / 150mm, Black

    150mm / 6" diameter TW Pro Twin Wall Insulated Chimney System - T piece Cap and locking band.

    Learn More
    £30.00
  14. 30º Bend & locking band / 150mm, Black

    30º Bend, 150 / 6" diameter TW Pro Twin Wall Insulated Chimney System.

    Learn More
    £72.00
  15. 45º Bend & locking band / 150mm black

    45º Bend, 150 / 6" diameter TW Pro Twin Wall Insulated Chimney System.

    Learn More
    £72.00
  16. 45º (135º) T Piece with locking band / 150mm, Black

    A 45º T Piece is also referred to as a 135º Tee.

    It is required at the bottom of a run of vertical chimney to allow access through the bottom for cleaning, emptying fallen soot, and draining of water.

    Learn More
    £180.00
  17. 90º T Piece with locking band / 150mm, Black

    150mm / 6" diameter TW Pro Twin Wall Insulated Chimney System, 90 Degree T Piece with locking band. This product no longer has the cap included and so requires the purchase of the T cap.

    Learn More
    £160.00
  18. Cap for T Piece with Drain hole and locking band / 150mm, Black

    150mm / 6" diameter TW Pro Twin Wall Insulated Chimney System - T piece Cap with drain hole and locking band.

    Learn More
    £39.00
  19. 45º Adjustable Wall Sleeve for 150mm Twin wall chimneys (210 mm diameter sleeve)

    The Adjustable Wall Sleeve is used when the flue system passes through an outside wall.

    Cut to 45 degree angle.

    N B The sleeve is for 210mm external diameter / 150mm twin wall chimney systems

    Learn More
    £35.00
  20. Adjustable Wall Support 50-80mm, 150mm diameter, Black.

    150mm / 6" diameter TW Pro Twin Wall Insulated Chimney System. Adjustable Lateral Support bracket 50-80mm

    NOTE - The diameter referred to in twin wall chimneys is the internal diameter - the external diameter is 50mm wider, and is not used to describe the bracket.

    Learn More
    £25.00
  21. Adjustable Wall Support 80-130mm, 150mm diameter, Black

    150mm / 6" diameter TW Pro Twin Wall Insulated Chimney System. Adjustable Lateral Support bracket 80mm-130mm

    NOTE - The diameter referred to in twin wall chimneys is the internal diameter - the external diameter is 50mm wider, and is not used to describe the bracket.

    Learn More
    £59.00
  22. Adjustable Wall Support 130-210mm, 150mm diameter, Black

    150mm / 6" diameter TW Pro Convesa Twin Wall Insulated Chimney System. Adjustable Lateral Support bracket 130-210mm

    NOTE - The diameter referred to in twin wall chimneys is the internal diameter - the external diameter is 50mm wider, and is not used to describe the bracket.

    Learn More
    £65.00
  23. Adjustable Base Support, 150mm Black

    Adjustable Base Support used at the base of a chimney stack to support the weight of the chimney, supports up to 20 metres height.

    Distance from side of chimney to wall is adjustable from 50 mm to 80 mm

    Includes locking band.

    Learn More
    £160.00
  24. Round finishing Plate 90º, 150mm (200mm) Black

    Round Finishing Plate 90º, for 150mm / 6" diameter TW Pro Twin Wall Insulated Chimney System.

    N B The hole is for 200mm external diameter chimneys.

    Learn More
    £27.00
  25. 45º (135º) LONG T Piece with locking band / 150mm, Black

    A 45º T Piece is also referred to as a 135º LONG Tee.

    It is required at the bottom of a run of vertical chimney to allow access through the bottom for cleaning, emptying fallen soot, and draining of water.

    Learn More
    £320.00
  26. Round Finishing Plate 45º, 150mm (200mm) - black

    Round Finishing Plate 45º, for 150mm / 6" diameter TW Pro Twin Wall Insulated Chimney System.

    N B The hole is for 200mm external diameter chimneys.

    Learn More
    £27.00
  27. Adjustable Twin Wall 500mm - 880mm & locking band - Black

    500mm - 880mm Adjustable Length Straight Pipe 150mm / 6" diameter TW Pro Twin Wall Insulated Chimney System.

    Learn More
    £135.00
  28. Finishing Plate 30-45º, 150mm (200mm) Black

    Finishing Plate 30-45º, for 150mm / 6" diameter TW Pro Twin Wall Insulated Chimney System.

    N B The hole is for 200mm external diameter chimneys.

    Learn More
    £34.00
  29. Console Plate, 150mm Diameter, Black

    Console Plate used as a load bearing support.

    Learn More
    £120.00
  30. Roof Support, 150mm diameter, Black

    The Roof Support is attached to the rafters in the roof space to give the flue essential support at the point where the flue exits the roof.

    Learn More
    £26.00
  31. Guy Wire Support Bracket, 150mm diameter Black

    A band to attach guy wires (not supplied) when the flue sticks out of the roof more than 2 metres

    Learn More
    £13.00
  32. Guy Wire Kit

    A band to attach guy wires (not supplied) when the flue sticks out of the roof more than 2 metres

    Learn More
    £52.00
  33. Vented Firestop Plate, White, 150mm

    A Ventilated Firestop plate used when the chimney passes between floors

    i.e when the chimney passes through the ceiling on the ground floor through to the first floor

    NOTE - The diameter referred to in twin wall chimneys is the internal diameter - the external diameter is 50mm wider, and is not used to describe the vented firestop plate.

    Learn More
    £44.00
  34. Finishing Plate 0-30º, 150mm (200mm) Black

    Finishing Plate 0-30º, for 150mm / 6" diameter TW Pro Twin Wall Insulated Chimney System.

    N B The hole is for 200mm external diameter chimneys.

    Learn More
    £34.00
  35. Storm Collar - Black -150mm diameter Twin Wall Chimney system.

    The storm collar protects the rubberised flashing from wear due to severe weather conditions.

    For 150mm chimney with 200mm external diameter

    Learn More
    £22.00
  36. Windkat Twin Wall Flue Cowl / 150mm - black

    Windkat Twin Wall Flue Cowl  150mm / 6" internal twin wall diameter

    Black powder coated stainless steel 

    10 year manufacturers warranty

    Learn More
    £235.00
  37. Structural Locking Band for 150 Ø Twin Wall Chimney System - Black

    Replacing the included locking band, the Structural Locking Band increases the maximum unsupported height of the chimney to 2.5m.

    The Structural Locking Band must be used on the joint of each freestanding part.

    Learn More
    £33.00
  38. EPDM Flashing - for 150mm diameter Chimney system.

    Low Cost Alternative Rubberised flashing with flexible alloy base suitable for pitched tiled or slate roofs.

    For twin wall chimney systems External diameter 175 - 275mm.

    Learn More
    £39.00
  39. Flashing for Sheet / Corrugated Roofs, EPDM 152mm-280mm

    Rubberised flashing with flexible alloy base suitable for profiled sheeting and flat panel surfaces.

    For twin wall chimney systems with external pipe diameters of 150 to 300mm (6 to 12 inch)

    i.e.internal diameters 4 to 10 inch)

    Learn More
    £20.00
    Email us at info@greymetal.co.uk for lead time.
  40. Roof Brace Kit - black

    If the chimney extends 1.5m or more above the roof, a Roof Brace Kit is required to support the chimney.

    Learn More
    £69.00
  41. Fixing Kit for Sheet roof flashing

    A kit required to fit the flat / metal roof type flashing.

    The kit comprises of:

    8 x 5mm self tapping screws & waterproof washer screw caps

    1 x 5mm drill bit

    1 x 80ml tube of clear silicone

    TWO KITS ARE USUALLY REQUIRED TO FIT ONE LARGE FLASHING

    Learn More
    £10.00
  42. Rain Cap / 150mm - Black - with locking band.

    Rain Cap for 150mm / 6" diameter TW Pro Twin Wall Insulated Chimney System.

    Learn More
    £68.00
  43. Wind Cowl - Rain Cap - Black - 150mm

    Wind Cowl / Rain Cap 150 / 6" diameter TW Pro Twin Wall Insulated Chimney System including locking band

    Learn More
    £83.00
  44. Rotating Anti Downdraught Cowl / 150mm, Black

    Anti Downdraught Cowl 150 / 6" diameter TW Pro Twin Wall Insulated Chimney System.

    Learn More
    £240.00
    Email us at info@greymetal.co.uk for lead time.
  45. High Temperature Sealant
    Designed for use where high temperature rigid seal or adhesion is required, eg, on flues, stoves or other heating devices. Can be used safely as an adhesive or sealant where resistance to the spread of flame is required. To be used with a cartridge gun. Learn More
    £13.00
  46. Wall Support 210mm-420mm for 150 Ø Twin Wall Chimney System - Black

    A wall bracket to secure the flue to the wall, adjustable between 210mm and 420mm.
    Offers lateral support only.
    Wall brackets are generally used every 2500 mm.

    Twin wall chimney systems are referenced by their INTERNAL diameter. The external diameter is 200mm.

    Learn More
    £77.00
  47. Chimney Notice Plate

    A Building Regulations requirement. 

    Learn More
    £3.50
  48. Floor Joist Support, 150mm diameter - black

    The Floor or Ceiling Joist Support is used as a support on the upper side of a floor or ceiling.

    It is typically used in conjunction with a Fire-stop plate on the underside of the floor.

    In stainless steel.

    Learn More
    £26.00
  49. Flexible Flue Liner to Twin Wall Adapter / 150mm - Black

    An adapter for connecting a 150mm TW Pro Twin Wall Insulated Chimney onto a 155mm Flexible Flue Liner.

    The Flue liner will be at the bottom and the twin wall chimney fitted above

    Learn More
    £74.00
  50. Twin Wall to Flexible Flue Liner Adapter for 150mm TW Pro flue - Black

    An adapter for connecting a 155mm Flexible Flue Liner onto the top of a 150mm TW Pro Twin Wall Insulated Chimney.

    The Flue liner will be above the twin wall chimney.

    Learn More
    £77.00
  51. 100mm Direct Ventilation Kit 6x6 Louvre Grill - White

    Direct ventilation kit for wood burning stoves with air inlet connections.

    The ducting attaches to the back of the stove via the manufacturers inlet allowing combustion air direct from the outside.

    Also available in terracotta.

    Learn More
    £50.00
  52. 100mm Direct Ventilation Kit 6x6 Louvre Grill - Terracotta

    Direct ventilation kit for stoves with air inlet connections.

    The ducting attaches to the back of the stove via the manufacturers inlet allowing combustion air direct from the outside

    Learn More
    £50.00
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