Velux TWR sun tunnel for pitched roof (15°-60°) with profiled cover, fixed tube 2m, OK14 D=35cm

VELUX TWR roof pitch (15°-60°) sun tunnel with profiled cover, fixed tube - If it is not possible to install a facade window or a roof window indoors, VELUX offers an innovative solution. The sun tunnel will illuminate rooms where it is dark and where it is not possible to install windows. The sun tunnel is ideal for places such as hallways, bathrooms, corridors, and closets. The sun tunnel with a fixed tube consists of two corner connections and one telescopic tunnel, with dimensions of 2 x 620 mm. The recommended length of the tunnel is 0.9 - 6 m between the roof and the ceiling. A 1.7 m long rigid tunnel should be used if longer sections are required - in combination with ZTR extension sections - to ensure adequate daylight levels.

It is equipped with 2 x 45 degree bends. It can be extended up to 6 m in length. The diameter of the rigid tunnel is 35 cm or 25 cm. The highly reflective coating on the inside of the tunnel provides an internal reflection coefficient of 98%. The easily mountable diffuser is supplied with a frosted polycarbonate insulation frame. The roof dome has a 4 mm tempered glass and a removable sash. The glass has a Clear & clean coating on the outside.

• For obtaining daylight in dark rooms.
• Installation distance from roof to ceiling is 145 - 185 cm.
• Fixed tube with a diameter of 35 cm.
• Possible to extend up to 6 meters with an additional ZTR tunnel.
• Includes a black polyurethane connection.
• Recommended for roof constructions where the distance from the roof to the ceiling is above 145 cm.