1. What is this item?

A glazed or net-roofed chamber that traps solar heat, with racks for spread drying and natural airflow.

2. How is the quantity estimated?

Chamber area ≈ 10–20% of open yard, sized to batch volume (e.g., 500 sq ft for 200 kg fruit).

3. Cost components:

– UV-stable poly glazing or shade net (₹200–300/sq ft)

– GI frame & racks (₹150–200/sq ft)

– Ventilation louvers

4. Going rates & unit cost:

– Glazing/net: ₹200–300/sq ft

– Frame & racks: ₹150–200/sq ft

– Total (500 sq ft): ₹1.75–2.5 Lakh