NATURAL LIGHTING INNOVATION

Mahasiswi’s architectural study program of Petra Christian University (UKP) Surabaya, Samantha Isabela Ongkowijoyo (second right) and Elisabeth Kathryn (right) measures the intensity of light in the house of the already installed “Light Pipe” in Siwalankerto, Surabaya, East Java, Tuesday (29/8). "Light Pipe" made of recycled materials is a more economical natural lighting innovation for homes in the dense area of the population and managed to get grants from the Ministry of Students (PKM). ANTARA PHOTO/Moch Asim/aww/17.