Green &


  • Astral Light TM  Daylighting System

    Astral Light™ Daylighting System adds natural daylight, occupant comfort and energy-savings to any Butler® building system featuring the MR-24® roof system for new or retrofit applications. The dome design creates diffused lighting throughout the day without hotspots, reducing electric lighting costs by up to 70% when combined with lighting controls.

    The same area of the building interior lighting effects contrast