Filter Size: 175x270mm Nuaire Filter Product Codes: MRXBOX95-WM1 MRXBOX95AB-WM1 It is recommended filters are changed every 6-12 months. They can also be gently vacuum cleaned to extend the life. All our filters are manufactured by us, in the UK, as replacement filters. They are in no way associated with the MVHR air system manufacturer. The use of manufacturer names is solely for the purposes of identifying the correct filters.
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