Custom-made daylighting system fauna tunnel, bicycle tunnel, traffic tunnel, railway tunnel
May 12, 2022
Solatube Ø 25 cm system square pitched roof ECO ubiflex flashing
May 12, 2022

Solatube Ø 25 cm system square pitched roof ubiflex flashing


For smaller spaces in the home or at work. Commonly used to illuminate, bathrooms, toilets or hallways.

Pitched roof flashing can be installed quickly and easily!

Two adjustable angles with every system

Unless you are installing into a flat roof, you will almost certainly require adjustable angle adaptors; every Solatube Daylighting System is supplied with two 0-30 degree adjustable angles as standard.

 Product features

  •  Excellent thermal and acoustic performance
  • Add-on ventilation kit available for use in bathrooms, wet-rooms etc.
Diffuser type Square
BBA Technical Approval Yes
FM approval No
CE / Declaration of Performance Yes
Solar Impulse Efficient Solution approval Yes
ETIM class EC003113 daylight system
Maximum standard length 59,5 cm
Recommended maximum tube length Maximum 6 metres
Product guarantee 10 years
Solar energy transmittance (EN 410) g‐value = 0.61
External Fire Performance of roofs (EN 13501-5) BROOF(t4)
Light output in lumen (half year average benelux) 1434 Lumen
Light transmittance of the assembled system 58 %
CRI – color rendering index CRI = 100
Thermal transmittance of the assembled system U =1.3 W/m 2 K
Airborne sound insulation (EN ISO 717‐1) 65 (- 2;-7) Db
Resistance to impact (EN 1873) SB 1350
Upward Load (EN 1873) UL 3352
Downward Load (EN1873) DL 7182


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Cad Drawing


Cad Drawing PDF Solatube Ø 25 cm system square, pitched roof ubiflex flashing T816047-25

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