Solatube Ø 25 cm system round wall mounted
May 12, 2022
Custom-made daylighting system (prefab) basement
May 12, 2022

Solatube Ø 25 cm system round excluding flashing


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

Please note that this system does not include a roof flashing!

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.

This system can be combined with all Solatube 25 cm roof flashings. If your require assistance regarding the correct flashing for your roof, please contact Techcomlight Limited your Solatube distributor.

As a daylight professional, Techcomlight offers a solution for every situation, for example thatched roofs, corrugated iron roofs, composite insulated panels, tile effect metal roof panels and shed roofs. Solatube’s can also be installed through the ground for a cellar or even through water.

Diffuser type Round
BBA Technical Approval Yes
FM approval No
CE / Declaration of Performance Yes
Solar Impulse Efficient Solution approval Yes
ETIM class EC003113 daylight system
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
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 round, excluding flashing T816010-25

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