Usha Crisp Air Premia CV (260mm) Exhaust Fan (Pack of 6) Price starts at Rs. 9,588. The lowest price of Usha Crisp Air Premia CV (260mm) Exhaust Fan (Pack of 6) is at Amazon. Usha Crisp Air Premia CV (260mm) Exhaust Fan (Pack of 6) is not available in other online stores. Usha Crisp Air Premia CV (260mm) Exhaust Fan (Pack of 6) is available in White colours across various online stores in India.