(Replace Once Up To Every 5 Years)
The 40 square feet true HEPA filter is 99.97 percent efficient down to 0.3 microns of particle size. Replace this HEPA filter approximately once every 5 years. The HEPA filters are 100 percent sealed against air leakage with metal caps on both the top and bottom of the filter.
Product Details
(Replace Once Up To Every 5 Years)
The 40 square feet true HEPA filter is 99.97 percent efficient down to 0.3 microns of particle size. Replace this HEPA filter approximately once every 5 years. The HEPA filters are 100 percent sealed against air leakage with metal caps on both the top and bottom of the filter.
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