VELUX Sun Tunnels

We provide and install VELUX Pitched and Flat Roof sun tunnels.

VELUX Pitched Roof Sun Tunnels

We supply and install the VELUX pitched roof Sun Tunnel, with a flexible or rigid tube depending on installation limitations.  

Usually installed in a matter of hours with little disruption within your property the Sun Tunnel is a great way to bring natural daylight into dark areas that cannot be reached by conventional windows. 

Flex tunnels TWF/TLF

  • For tunnel lengths from 0.4 to 2 m between the roof and ceiling.

  • The 2-meter long, super reflective, flexible tunnel has a diameter of 35 cm.

  • Easy to assemble.

  • An easy-to-assemble diffuser comes complete with a frosted polycarbonate insulating frame.

  • Roof module is with 4 mm toughened glass and a removable sash. The glass is with clear and clean coating on the outside.

VELUX Sun tunnels for pitched roofs - flex

Rigid tunnels TWR/TLR

  • Recommended for tunnel lengths from 0.9 to 6 m between the roof and ceiling.

  • The 1.7m long rigid tunnel should be used when greater lengths- in combination with ZTR extension sections- are necessary and to ensure adequate daylight levels are obtained. It is supplied with 2 x 45 degree bends.

  • Can be extended to distances up to 6 m.

  • Rigid tunnels has a diameter of either 35 cm or 25 cm.

  • Super reflective coating along with interior of the tunnel provides a 98% internal reflection rate.

  • An easy-to-assemble diffuser comes complete with a frosted polycarbonate insulating frame.

  • Roof module is with 4 mm toughened glass and a removable sash. The glass is with clear and clean coating on the outside.

VELUX sun tunnels for pitched roofs - rigid
VELUX sun tunnel size chart

VELUX Pitched Roof Sun Tunnel Sizes

The Flexible (TWF) Sun Tunnel is available in 14″ / 350mm.

The Rigid (TWR) Sun Tunnel is available in 10″ / 250mm or 14″ / 350mm.

Click the size chart to enlarge.

VELUX Flat Roof Sun Tunnels

We supply and install the VELUX pitched roof Sun Tunnel, with a flexible or rigid tube depending on installation limitations.  

Usually installed in a matter of hours with little disruption within your property the Sun Tunnel is a great way to bring natural daylight into dark areas that cannot be reached by conventional windows. 

Flat Roof Flex Tunnel TCF

  • Recommended for tunnel lengths from 0.2 to 0.9 m between the roof and ceiling.

  • The 1-meter long, super reflective, flexible tunnel has a diameter of 35 cm.

  • Easy to assemble.

  • An easy-to-assemble diffuser comes complete with a frosted polycarbonate insulating frame.

  • Roof module in PVC and dome comes in both acrylic and polycarbonate.

Flex sun tunnel

Flat Roof Rigid Tunnel TCR

  • Recommended for tunnel lengths from 0.8 to 6m between the roof and ceiling.

  • The 1.7m long rigid tunnel should be used when greater lengths- in combination with ZTR extension sections- are necessary and to ensure adequate daylight levels are obtained. It is supplied with 2 x 45 degree bends. 

  • Can be extended to distances up to 6m.

  • Rigid tunnel has a diameter of 35cm

  • Super reflective coating along the interior of the tunnel provides a 98% internal reflection rate.

  • An easy-to-assemble diffuser comes complete with a frosted polycarbonate insulating frame.

  • Roof module in PVC and an acrylic dome.

Flat roof rigid sun tunnel
VELUX sun tunnel size chart

VELUX Flat Roof Sun Tunnel Sizes

The Flexible (TCF) Sun Tunnel is available in 14″ / 350mm.

The Rigid (TCR) Sun Tunnel is available in 10″ / 250mm or 14″ / 350mm.

Click the size chart to enlarge.

Sun Tunnels - Gallery

Contact HessianCole

HessianCole Building Services – The VELUX Specialists | 33 Villiers Road – Bicester – Oxfordshire – OX26 2BD


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