1" Dri-Eaz Pre-Filter for HEPA 700 - MERV 8

Helps extend the life of the primary HEPA filter when used in the Mediclean® AP 700 Air Purifier, or with the HEPA 700 when the Activated Carbon Filter is installed. Compatible with both the Dri-Eaz® HEPA 700 and DefendAir® HEPA 700.