Bambu Lab X1 HEPA filter

The filter is inserted into the same opening as the activated carbon filter.

Installation:
Simply remove the activated carbon filter, insert the HEPA filter into the same opening, and push upward. Afterward, the activated carbon filter can be reinserted.

HEPA-Filter:
https://de.aliexpress.com/item/1005002687133564.html?spm=a2g0o.order_detail.order_detail_item.3.1d466368w3Hakb&gatewayAdapt=glo2deu

Important: The pressure from the chamber-fan will be reduced and the internal temperature will no longer be regulated as well.
so use with caution.