Designing a 2BHK flat of 800 sq. ft. in Kolkata, including a modular kitchen, wardrobes in bedrooms, TV unit, wallpaper, and wall painting, depends on the quality of materials, customization, and labor costs.

1. Modular Kitchen Cost

Basic Modular Kitchen: ₹1.5L – ₹3L
- Laminate cabinets, granite countertops, and basic storage solutions.
Mid-Range Modular Kitchen: ₹3L – ₹6L
- High-quality finishes, soft-close cabinets, and optimized storage.

2. Wardrobes in Bedrooms Cost

Laminate Finish Wardrobes: ₹1,000 – ₹1,500 per sq. ft.
- Budget-friendly and durable.
Acrylic Finish Wardrobes: ₹2,500 – ₹4,000 per sq. ft.
- Glossy and premium look, ideal for modern interiors.

3. TV Unit Cost

Basic TV Unit: ₹20K – ₹50K
- Simple wall-mounted unit with basic shelves.
Customized TV Unit: ₹50K – ₹1L
- Includes display shelves, storage compartments, and designer finishes.

4. Wallpaper and Wall Painting Cost

Wallpaper: ₹50 – ₹150 per sq. ft.
- Prices vary based on design and material quality.
Wall Painting:
- Basic Emulsion Paint: ₹12 – ₹25 per sq. ft.
- Texture Paint: ₹40 – ₹100 per sq. ft.

5. Total Estimated Cost for Interior Design

Standard Interiors: ₹7L – ₹9L
Premium Interiors: ₹10L+ (for high-end materials and custom designs)

The final cost depends on material selection, level of customization, and labor charges in Kolkata. Would you like a detailed breakdown for each area? 😊