Prefilter Replacement Compatible with Pre-Max filter, Compatible with IQAir HealthPro Series - Stage 1 Filter

["【Perfect Compatibility】 This replacement air filter(stage 1) is perfectly compatible with IQAir HealthPro Plus/Compact series air purifier","【High-Efficiency Filtration】First stage filter can trap 99.9% of particles as small as 0.3microns in size. The filter is perfect for homes with pets, and those who value air quality","【Premium Quality】 Our air replacement filters are manufactured to OEM quality standards, meaning they perform just as well as the original ones","【Easy to Install 】 It is fairly easy to install the filter, no tools are required. We recommend you replace the pre filter every 18 months for optimal performance","【After-Sales Service】 If you have any compatibility issues with our filters or need further assistance, please feel free to contact us at any time"]