Nispira 4-in-1 True HEPA Activated Carbon Filter For Airvantage WK01234QPC Air Purifier cold brew coffee maker Suggest replacing the filter every

Suggest replacing the filter every 6 months the most to optimize the performance of the air purifier

Alcohol fuel is not included

Recommend to replace the HEPA filter every 6 months to optimize the performance

Activated charcoal deodorizes the unfavorable household smell such as smoke from cigarette

Nispira 4-in-1 True HEPA Activated Carbon Filter For Airvantage WK01234QPC Air Purifier cold brew coffee maker Suggest replacing the filter everyPremium 4 in 1 True HEPA filter replacement with Activated Carbon Pre Filter for air purifiers model Airvantage WK10002QPC and WK10052QPC Compared to original part WK01234QPC High quality HEPA filter capture 99. 97% of airborne particles down to 0. 3 microns. Activated carbon pre filter removes household unfavorable Odors & harmful VOCs. It also help extending the life span of the HEPA filter by preventing big particles like hair, debris etc passing