Nevermore Zephyr - Activated Carbon and Activated Alumina Beads

A 60% Notus / 40% Boreas blend for Nevermore filters. 

Boreas: activated carbon for your 3D printer air filtration system. The bags are 2.15L so the perfect size to fill a nevermore stealthmax or large enough to refill nevermore on multiple times.

Notus :Activated alumina beads infused with potassium permanganate, often listed as 8% KMnO₄

Acid washed carbon can rust your equipment, because of this Nevermore Approved Carbon are not acid washed.