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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.

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.

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.

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.

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.

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

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

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

Includes a locking band.

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

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.

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

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

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

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

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.

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.

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

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

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.

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.

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.

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.

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.

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.

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.

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

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.

Console Plate used as a load bearing support.

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.

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

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

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.

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.

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

For 150mm chimney with 200mm external diameter

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

Black powder coated stainless steel 

10 year manufacturers warranty

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.

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.

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 280mm (6 to 11 inch)

i.e.internal diameters 4 to 9 inch)

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

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

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

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

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

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.

A Building Regulations requirement. 

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.

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

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.