It is square shaped and made of cellulose. Use for ordinary dust like house dust and abrasive materials. The Bellows Filter is a replacement filter for use with Bosch dust extractors.Cellulose – pleated filter• Square-Shaped Replacement Filter• The Cellulose Filter allows for high suction power when extracting fine dust and offers a high dust retention.• Square shaped, made of celluloseSpecifications:Size cm²: 190Dimensions (length x width x height) mm: 100 x 73 x 26Material: Cellulose bellows filter
