Wall ducts - DUKA Ventilation https://dukaventilation.com/ Find the right ventilation solution for your home Thu, 16 Jul 2026 05:34:12 +0000 en-GB hourly 1 https://wordpress.org/?v=7.0.3 https://dukaventilation.com/wp-content/uploads/2025/11/android-chrome-192x192-1-100x100.png Wall ducts - DUKA Ventilation https://dukaventilation.com/ 32 32 Pass-through type 204 – Ø105 mm https://dukaventilation.com/products/valves-and-grilles/wall-bushings/wall-bushing-type-204-oe105-mm/ Fri, 10 Oct 2025 09:04:40 +0000 https://dukaventilation.dk/?post_type=product&p=159834 Used in ventilation systems with natural ventilation.

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Wall duct Type 204 with dimension of Ø105mm

Suitable for wall thicknesses from 26-40 cm

On the outside, you can mount a Jealousirist type 73.4

Type
Item number
DB number
VVS number
204
111203
3690344
353793410

Accessories:

Type
Item number
DB number
Extension piece
111207
5226987

Type
Dimension
Length
204
Ø105 mm
260-400 mm

Type
Dimension
Length
Extension piece for type 204
Ø105 mm
200 mm

The post Pass-through type 204 – Ø105 mm first appeared on DUKA Ventilation.

]]> 159834 Type 204 passage with insulation – Ø105 mm https://dukaventilation.com/products/valves-and-grilles/wall-bushings/wall-bushing-type-204-with-insulation-oe105-mm/ Fri, 10 Oct 2025 09:02:16 +0000 https://dukaventilation.dk/?post_type=product&p=159833 Used in ventilation systems with natural ventilation.

The post Type 204 passage with insulation – Ø105 mm first appeared on DUKA Ventilation.

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Wall duct Type 204 with dimension of Ø105mm

Covered on the inside with sound-insulating material.

Suitable for wall thicknesses from 26-40 cm

On the outside, you can mount a Jealousirist type 73.4

Type
Item number
DB number
VVS number
204
111202
2620052
353793411

Accessories:

Type
Item number
DB number
Extension piece
111207
5226987

Type
Dimension
Length
204
Ø105 mm
260-400 mm

Type
Dimension
Length
Extension piece for type 204
Ø105 mm
200 mm

The post Type 204 passage with insulation – Ø105 mm first appeared on DUKA Ventilation.

]]> 159833 Type 203 drilling sleeve – Ø77 mm https://dukaventilation.com/products/valves-and-grilles/wall-bushings/wall-bushing-type-203-oe75-mm/ Fri, 10 Oct 2025 08:54:31 +0000 https://dukaventilation.dk/?post_type=product&p=159830 Used in ventilation systems with natural ventilation.

The post Type 203 drilling sleeve – Ø77 mm first appeared on DUKA Ventilation.

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Wall duct Type 203 with dimension of Ø77mm

Suitable for wall thicknesses from 21-36 cm

On the outside, you can mount a Jealousirist type 73.3 and on the inside a disc valve type 74.3

Type
Item number
DB number
VVS number
203
111198
2428688
353793407

Type
Dimension
Length
203
Ø75 mm
- 

The post Type 203 drilling sleeve – Ø77 mm first appeared on DUKA Ventilation.

]]> 159830 Drainage housing type 202 – 150 x 150 mm https://dukaventilation.com/products/valves-and-grilles/wall-bushings/seal-202-150-x-150-mm/ Thursday, 9 October 2025 08:54:13 +0000 https://dukaventilation.dk/?post_type=product&p=159752 Type 202 - 150 x 150 mm ducting is used in natural ventilation systems.

The post Drainage housing type 202 – 150 x 150 mm first appeared on DUKA Ventilation.

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Used in ventilation systems with natural ventilation. The wall duct has a telescopic pipe for installation in the wall and can be customised in length.

Valves and grilles are mounted on these with a click system, making installation easy and effortless.

Made of black plastic.

Type
Item number
DB number
VVS number
202
111195
1592294
353799015

 

Type
Goal
A
B
C
202
150 x 150 mm
144 mm
144 mm
225-400 mm

 

The post Drainage housing type 202 – 150 x 150 mm first appeared on DUKA Ventilation.

]]> 159752 Threaded conduit type 201 - 100 x 150 mm https://dukaventilation.com/products/valves-and-grilles/wall-bushings/wall-bushing-type-201-100-x-150-mm/ Thursday, 09 October 2025 08:49:41 +0000 https://dukaventilation.dk/?post_type=product&p=159747 Wall duct type 201 - 100 x 150 mm is used in ventilation systems with natural ventilation.

The post Threaded conduit type 201 - 100 x 150 mm first appeared on DUKA Ventilation.

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Used in ventilation systems with natural ventilation. The wall duct has a telescopic pipe for installation in the wall and can be customised in length.

Valves and grilles are mounted on these with a click system, making installation easy and effortless.

Made of black plastic.

Type
Item number
DB number
VVS number
201
111192
2428670
353799010

Type
Goal
A
B
C
201
100 x 150 mm
100 mm
145 mm
225-360 mm

 

The post Threaded conduit type 201 - 100 x 150 mm first appeared on DUKA Ventilation.

]]> 159747 Condensation sleeve Type 212 – 100 x 150 mm https://dukaventilation.com/products/valves-and-grilles/wall-bushings/condensation-sleeve-type-212/ Thu, 09 Oct 2025 08:01:34 +0000 https://dukaventilation.dk/?post_type=product&p=159745 Condensation sleeve type 212 ensures a tight connection between exhaust pipe and ceiling valve and prevents condensation damage to the ceiling tile.

The post Condensation sleeve Type 212 – 100 x 150 mm first appeared on DUKA Ventilation.

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Ensures a tight joint between exhaust pipe and ceiling valve and prevents condensation damage to the ceiling tile. The click system means installation of valves without screws and allows valve removal for cleaning.

Made of black plastic.

Fits flap valve type 113.

Type
Item number
DB number
VVS number
Condensation sleeve type 212
111218
2428696
353782010

 

Type
Goal
A
B
C
D
E
F
Condensation sleeve type 212
100 x 150 mm
126 mm
170 mm
105 mm
155 mm
48 mm
17 mm

 

The post Condensation sleeve Type 212 – 100 x 150 mm first appeared on DUKA Ventilation.

]]> 159745 Condensation sleeve type 213 https://dukaventilation.com/products/valves-and-grilles/wall-bushings/condensation-sleeve-type-213/ Thu, 9 Oct 2025 07:56:53 +0000 https://dukaventilation.dk/?post_type=product&p=159741 Condensation sleeve type 213 ensures a tight connection between exhaust pipe and ceiling valve and prevents condensation damage to the ceiling tile.

The post Condensation sleeve type 213 first appeared on DUKA Ventilation.

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Ensures a tight joint between exhaust pipe and ceiling valve and prevents condensation damage to the ceiling tile. The click system means installation of valves without screws and allows valve removal for cleaning.

Made of black plastic.

Fits flap valve type 113.

Type
Item number
DB number
VVS number
Condensation sleeve type 213
111220
2428704
353782015

 

Type
Goal
A
B
C
D
E
F
Condensation sleeve type 213
150 x 150 mm
170 mm
170 mm
155 mm
155 mm
48 mm
17 mm

 

The post Condensation sleeve type 213 first appeared on DUKA Ventilation.

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