【WIDE COMPATIBILITY】: Compatible with Shark Air Purifier 4-Fan Models (HE400, HE401, HE401C, HE401NP, HE402, HE402C, HE405, UA415). Compare part numbers HE4FKBAS, HE4FKPET, HE4FKPETMB, HE4FKPRO

【MIDDLE MAIN FILTER】:HE401 reolacement filter for winix air purifier was made of true great high-efficiency materials. Manufactured through the precision weaving and curing of micron-level fibers, incorporating both primary and supporting fibers.It involves precision weaving and curing of primary and support fibers using micron-level fibers, followed by machine compression into a dense waveform. This high-density, low-wind-resistance structure capture almost all of airborne substance

【ACTIVATED CARBON FILTER】:The activated carbon pre-filter for levoit air purifier filter is formed by sintering powdered coconut shell activated carbon, achieving an internal specific surface area of 500–1500 square meters per gram. Its weakly polar surface enables effective adsorption of Vocs from the air and reduces smells from smoking, cooking and pets.

【VALUE PACKAGES】:Improvedhand HE400 filter replacement contains all the required parts to complete the standard installation of your air purifier. We recommend replacing the filter every 6 to 8 months to ensure optimal performance. ( Based on your usage frequency and home environment.).Easy to replace and disposable, no tools required. Simply take out and replace from your air purifier unit when needed

【WHY CHOOSE US】:Improvedhand is committed to delivering high-quality products and exceptional service experiences to every customer. If you have any questions about our products, please feel free to contact us, we are always ready to answer your questions and solve your problem

Returns, Refunds, and Replacements Products that are received faulty, damaged, or not as described are eligible for a return, refund, or replacement in accordance with the Australian Consumer Law (ACL). We are committed to ensuring all products meet the standards of quality and reliability expected by our customers. However, please note that we do not accept returns or provide refunds for change of mind. We encourage you to carefully consider your purchase to ensure it meets your needs and expectations.

Delivery Timeframe

Please note that we cannot guarantee the exact date of arrival, and the delivery timeframes (excluding weekends and public holidays) are as follows:

For customers in Victoria, approximately 7-10 working days; For customers in NSW, SA, ACT, and QLD, approximately 9-12 working days; For customers in WA, NT, and TAS, approximately 9-12 working days.