MISTRAL 400 filter protects electric and electronic machines in industrial production plants from dust and oily mist.MISTRAL REFILL 400MMSKU: CTCMIST400R$75.95PriceQuantity*Add To CartBuy NowPRODUCT INFOFilter width: 15.75 inches. Roll length: 866 inches. 110 Sheets per roll Return PolicyAll sales subject to a 25% restock fee. must be unused and in good resaleable condition.