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Flexible Sun tunnel (TWF/TLF)

Flexible sun tunnel

VELUX’s innovative Flexi Sun Tunnel brings daylight into your loft. Our Flexi Sun Tunnel is ideal for a ceiling to roof connection of up to 2 metres in length.

VELUX also makes installation simple, regardless of your roofing type. For flat roofing, install our integrated, grey aluminium frame with flush flashing. For profile roofing, choose our black polyurethane frame and lead-free lower flashing.


Product features:

  • The 2-metre-long, super reflective, flexible tunnel has a diameter of 35cm.
  • Easy to assemble.
  • The diffuser kit comes complete with a frosted acrylic insulating pane and a standard, white ceiling trim ring.
  • Integrated polyurethane flush frame with 4mm toughened glass with clear and clean coating on the outside. 

 Prices starting from £265.00 (ex.VAT from 1st Feb 2014)






Flexible Sun Tunnel for profile roofing.



Flexible Sun Tunnel for slate roofing.