Velux 4' Extension for 10" Rigid Tubular Skylights

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Velux 4' Extension for 10" Rigid Tubular Skylights

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Manufacturer Part Number: ZTR 010 0004

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Price: $86.18
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Product Information


This Velux 4' rigid tunnel extension is designed for 10" Velux sun tunnel tubular skylights. With its reflective surface, this extension delivers excellent light transmission and brighter light to shine through the tunnel. Recommended for areas that require a longer tunnel length. Cannot be used with flexible tubular skylights.


  • Flexi Loc™ tunnel connection system reduces installation time
  • Can be installed on Velux TGR 010, TSR 010 and TMR 010 models
  • Not recommended for installation on non-Velux tubular skylights
  • Maximum recommended tunnel length of 20 feet
  • Comes in 2 foot sections
  • Installation hardware included


  • Length: 10"
  • Width: 10"
  • Height: 48"
  • Weight: 3.85 lbs.