Recommendation: Change Filter Every 6 Months to Maintain Optimum Filteration
The F656 replacement foam filters are designed to fit Shark XFF400 series vacuums. These filters capture fine dust, dirt, and allergens from the air you breathe. It is recommended changing these filters regularly to ensure your Shark vacuum maintains maximum suction and highest filtration level. If you have any questions please call 1-800-322 2965 and one of our vacuum experts will be happy to assist you.
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