For recessed mounting, external part. Recessed dimensions: 300 x 80 mm Overall dimensions: 325 x 105 mm Air passage: 74 cm². Colour: white

Surface mounting, outside. Installation dimensions: 300 x 105 mm Overall dimensions: 330 x 125 mm Colour: white

Surface mounting, external Inset dimensions: 217 x 52 mm Overall dimensions: 250 x 70 mm Air flow: 23 cm² Air passage: 23 cm² Air passage: 23 cm² ...

Flush mounting, inside. Recessed dimensions: 300 x 80 mm Overall dimensions: 325 x 105 mm Colour: white

For surface mounting, inside Built-in dimensions: 157 x 71 mm Overall dimensions: 170 x 90 mm Air passage: 55 cm² (55 sq. cm) Colour: white