Solatube International Inc. has launched its newest product: the Solatube 750 DS. The energy-efficient product provides enhanced performance that extends the hours of daylighting available for interior spaces. The Solatube 750 DS redefines daylighting in a number of ways, including: redefining daylight harvesting; visual comfort; low-angle daylight; high intensity sunlight rejection; redefining design possibilities; enhanced energy performance; extended tube lengths; zero-to-90-degree flexibility; daylight control; aesthetic appeal; and color rendition. For more information,