About this item

• 𝐂𝐎𝐌𝐏𝐀𝐓𝐈𝐁𝐋𝐄 𝐌𝐎𝐃𝐄𝐋𝐒： Our premium 3500 replacement filter is fully compatible with air doctor 3000, 3500, and 3500i air purifiers. Comparable to part numbers ADF3001, ADF3002, ADF3003 and ADF3010. Please confirm your air purifier’s brand and model before purchasing
• 𝟑𝟓𝟎𝟎 𝐅𝐢𝐥𝐭𝐞𝐫 𝐒𝐞𝐭： The package includes 1 premium filter, 1 activated carbon filters, and 4 pre-filters. This 3500 air purifier replacement set contains all the essential components needed for a standard installation of your 3500 Air Purifier. It's a cost-effective and reliable choice for maintaining clean air in your home
• 𝐒𝐔𝐏𝐄𝐑 𝐂𝐑𝐀𝐅𝐓： The XHT AIRFIL 3500 air filter replacement is made from high-quality non-woven fabric and activated carbon. Both materials utilize advanced low-energy-consumption and low-density structure technology, as verified by the manufacturer, to deliver higher efficiency with lower airflow resistance — ensuring maximum performance.
• 𝐄𝐀𝐒𝐘 𝐓𝐎 𝐈𝐍𝐒𝐓𝐀𝐋𝐋： Replacing the 3500 air filter is quick and tool-free. Simply remove the plastic packaging from the new filter before installation. For optimal performance, we recommend replacing the activated carbon filter every 6 months and the main filter every 12 months—depending on your usage and environment.
• 𝐁𝐔𝐘 𝐖𝐈𝐓𝐇 𝐂𝐎𝐍𝐅𝐈𝐃𝐄𝐍𝐂𝐄： At XHT AIRFIL, we are committed to providing all customers with high-quality, cost-effective air purifier filters to help create a healthier living environment. If you have any questions about our 3500 replacement filter, please don’t hesitate to contact the XHT AIRFIL customer service team — we’re here to help and will do our best to resolve your issue.