Greenwood | Low Energy Bathroom Fan, Heat Recovery System, Whole House Ventilation

D Vent

Slotvent
D Vent is a shutter style through frame slotvent available in 2 models with options for window profile and overframe system installation. Choice of colours.
Features & Benefits
Performance
Models & Control Options
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Features and Benefits

 

The D Vent has been designed a shutter style open and closing mechanism and is provided with a high performing external louvered grille.  Offering a discreet installation finish 4 options are available for varying installation applications.

 

Key Stats;

  • 4 model configurations; 2 for window profile installation and 2 for over-frame installation

 

  • For window profiles 2 models can provide 1700 and 3300mm² equivalent area (England & Wales)

 

  • For over-frame installations 2 models can provide 1700 and 3400mm² equivalent area (England & Wales)

 

  • Overframe models consist D Vent internal shutter Slotvent and recessed flyscreens for external installation

 

  • External louvered grille provides excellent weather performance for all types of window profile installation

 

  • Upward air deflection design eliminates draughts when Slotvent is installed

 

  • Front operation

 

  • Available in white, brown and brilliant white colour options - RAL numbers available on request 

 

  • Fully accredited and tested
    The D Vent has been independently tested at a third party accredited test house to all of the current British Standards.  Please see performance tab for full air permeability, Watertightness, noise and equivalent area performance information. 
Performance

Models & Control Options

Physical Specification
Product code 2000DF 4000DF 2000DWNB 4000DWNB
Configuration

D Internal &

EG Grille

D Internal &

EG Grille

D Internal &

Recessed

Flyscreen

D Internal &

Recessed

Flyscreen

Equivalent area

(mm2)

1400

1700

2800

3300

1600

1700

3200

3400

Dimensions

(mm) l x h x d

219 x 26.5 x 11 414 x 26.5 x 11

219 x 26.5 x 11

183 x 20 x 14

414 x 26.5 x 11

2 x 183 x 20 x 14

Slot height

(mm)

13/16 13/16

13/16

16

13/16

16

Slot size (mm)

Length - Central gap - Length

165 165 - 30 - 165

165

165

165 - 30 - 165

165 - 30 - 165

Control F F F F
Colour W, B, BW W, B, BW W, B, BW W, B, BW

Scottish Building Regulations: Free Area Performance (see page 9 for full details). 2000DF/DWNB = 2000mm², 4000DF/DWNB = 4000mm² (using 13mm rout option). Control: Front (F). Colour: White (W), Brilliant White (BW), Brown (B).

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