Prefabricated carbon filter for micro grow?

Hey peeps

Has anybody found anything for micro carbon filters?

https://www.rollitup.org/t/the-best-diy-ez-walmart-carbon-filter-for-micro-grows-zen-style.101248/ works like a charm

I’ve seen this pop up a few times the last couple years

He seems to out of biz?

Anyone know anything about this? All the websites are not up can’t seem to find them anymore

Flower filter