™ Versaflo™ Pre-Filter, TR-3600 (Pack of 10)

·  Maximize the life of your 3M™ Filters with 3M™ Pre-Filters.

·  Pre-filters help prevent blockages by capturing large particles before they reach the filter.

·  Frequent replacement of the pre-filter can help maintain system performance.

·  Pre-filters are maintenance-free and must be disposed of when clogged or damaged.

·  For safety and comfort, regularly check and replace old or damaged parts as necessary.