Amazon.com: Anewise 4Pk Filter for Dyson DC30, DC31, DC34, DC35, DC44 Digital Slim, DC56, Washable Pre-Filter Work with Dyson Vacuum Cleaners; Replaces Pre-Filter Part # 917066-02 : Home & Kitchen
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Deeproof M67 Mount Base DC44 with CY Filter for Canon WP-DC44 / WP-DC46 / WP-DC49
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Dyson DC44 - Removing & washing the Filter - An owners guide - Digital Slim DC44 DC59 DC45 Animal - YouTube