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Product information

Description

General description

The Telescopic Tube Wall Duct TWRH is an adjustable solution designed for axial-flow wall fans. It is available in various sizes, allowing for flexibility in installation and compatibility with different wall thicknesses.

Technical specifications

  • Material: Galvanised steel sheet
  • Size adjustable between 250 - 450 mm
  • Brim: Circular 10 mm on both ends
  • Application: Suitable for walls with up to 470 mm thickness; can be shortened on-site for walls less than 250 mm
ModelDrill hole (mm)Inside Ø A (mm)C (mm)D (mm)Outside Ø B (mm)Weight (kg)
TWRH 1701831701902502301.4
TWRH 2202332202402502301.8
TWRH 2702832702902502302.2
TWRH 3303433303502502302.7
TWRH 3753883753952502303
TWRH 4404534404602502303.8
TWRH 4704834704902502303.9
TWRH 5255385255452502304.3
TWRH 6206336206402502305
TWRH 6456586456652502305.3

Compatibility and accessories

ModelCompatible with
TWRH 170M 150 - MF 150 - Novus LHV 160
TWRH 220EQ 20 - Novus LHV 160
TWRH 270E 25 - E-Ex 25 - EQ 25 - EQ 25 Ex - EQ 25 Eco - EQ MD 25 - EQ HD 25 - MP 25
TWRH 330E 30 - E-Ex 30 - EQ 30 - EQ 30 Ex - EQ 30 Eco - EQ MD 30 - EQ HD 30 - MP 30
TWRH 375E 35 - E-Ex 35 - EQ 35 - EQ Ex 35 - EQ 35 Eco - EQ MD 35 - EQ HD 35 - MP 35
TWRH 440E 40 - E-Ex 40 - EQ 40 - EQ Ex 40 - EQ 40 Eco - EQ MD 40 - EQ HD 40 - MP 40 - Novus LHV 400
TWRH 470E 45 - E-Ex 45 - MP 45
TWRH 525E 50 - E-Ex 50 - EQ 50 - EQ Ex 50 - EQ 50 Eco - EQ MD 50 - EQ HD 50 - MP 50
TWRH 620E 60 - E-Ex 60 - MP 60
TWRH 645EQ 60 - EQ Ex 60 - EQ 60 Eco - EQ MD 60 - EQ HD 60

Other information

Dimensions telescopic wall duct TWRH

Features

  • Brand
    CASAFAN
  • Width
    25 cm
  • Material
    Steel
  • Colour
    Grey
  • Intended use
    Indoor
Advice from

Bathroom ventilation buying guide

Ventilating your bathroom helps to reduce excess humidity, which is essential for protecting the surfaces of your bathroom and avoiding health issues. From whole-house ventilation systems to window or wall-mounted extractor fans, read on for tips on how best to ventilate your bathroom.
Bathroom ventilation buying guide
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Payment in 3x or up to 30 days free of charge

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More than 7 million individual and professional customers

More than 7 million individual and professional customers