Roof is a LED luminaire for interiors. It is simple, ecofriendly and modular. Mostly, it is a connective product. Roof is a shelter of light for dinners, a uniting object for meetings, a fun lighting system for interior living. Roof differs from other luminaires with its concave form.It is an emotional design product by consideration of increasing intimacy in communication. Roof is an isolator. Under Roof, you focus on what is under Roof. With its homogenous light and uniting form, you feel isolated from surroundings and focus on the table and communication. Mounting Roof in a row with up and down system will create an impressive texture of direct and indirect light. Its wooden texture will amplify the philosophy of the product and represent the ecological side of the LED technology. With physical and simple mounting details, Roof can be easily maintainable and it is sustainable.