Cutting the heat from sunlight and supplying only light indoors! A supplementary lighting solution that achieves energy savings with zero electricity costs, also addressing SDGs.
"Sunshine Duct" is an energy-saving lighting solution that captures more sunlight than the roof surface, utilizes reflection, and transports it indoors while cutting off heat sources. It is possible to achieve zero lighting during the day by harnessing sunlight! 【Features】 ◆ Lighting can be turned off during the day! ◆ Cuts ultraviolet rays! ◆ Easy to install and maintenance-free! 【For more details, please download the catalog or feel free to contact us】 ↓ ↓ ↓
Inquire About This Product
basic information
【Product Principle】 A circular duct with a mirror finish installed inside the light guide duct directs sunlight collected from the light dome into the room. The diffusion plate at the bottom of the duct radiates light widely. The condensing plate inside the light dome directs the maximum amount of sunlight into the room, adjusted to the orientation of the roof! 【For more details, please download the catalog or feel free to contact us.】
Price information
For more details, please contact us.
Delivery Time
Applications/Examples of results
For more details, please download the catalog or feel free to contact us.
catalog（1）
Download All Catalogs
Company information
Our company was established as Sanwa Shiki Ventilator Co., Ltd. after separating from the manufacturing division of Sanwa Industrial Co., Ltd. Initially, we focused on the manufacturing and sales of rotary and fixed ventilators, fireproof hoods, and other products. We contributed to the development of local industries and built a solid foundation based on the trust we received from related parties. Currently, we are concentrating on the development of pressure-resistant explosion-proof ventilation fans for factories and hazardous material warehouses, as well as creating comfortable environments through ventilation in architectural spaces within the industrial sector. We are also dedicated to the research and development of rooftop ventilation systems and the manufacturing and sales of products tailored to environmental needs, such as Sanwa Hatches. In the future, we aim to advance our research and development of ventilators, as well as hatches for industrial and residential use. We hope to work together as a united team to contribute to people's lives and continue to grow.