Chettinad bungalows are characterized by large, airy spaces. The layout is often expansive, with numerous rooms designed for both functionality and aesthetic appeal.The entrance of a Chettinad bungalow is grand and usually features large wooden doors, often with intricate carvings or artistic elements.Sloped Roofs: Chettinad bungalows often feature tiled, sloping roofs that help in keeping the interiors cool in the hot climate.arge windows and ventilators are designed to allow for natural light and cross-ventilation, ensuring that the interiors remain well-illuminated and airy. 6. Courtyard and Veranda