MISTRAL 300 filter protects electric and electronic machines in industrial production plants from dust and oily mist.MISTRAL REFILL 300MMSKU: CTCMIST300R$67.17PriceQuantity*Add To CartBuy NowPRODUCT INFOFilter width: 11.81 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.