The classrooms of Siddhi Vinayak Public School are well ventilated with large windows and fans that ensure air quality and comfort for the students and staff. The rooms are spacious, with adequate furniture, storage, and floor space. There is adequate lighting, which is provided by natural and artificial sources. The cleanliness of the classrooms is maintained by regular sweeping, mopping, dusting, and sanitizing. The classrooms are well decorated by displaying colorful charts, posters, paintings, and crafts. This makes the classrooms more attractive and lively and reflects the creativity and diversity of the students and staff.