Models
Hepa 3D Printable Models. Makeshape.co have 5 Hepa 3D Printable Models.
Evo air purifier – 120mm fan hepa filter
Thingiverse
RiverFamily
Free
Eno air pufier | hepa + activated carbon
Thingiverse
RiverFamily
Free
Ali air purifier
Thingiverse
RiverFamily
Free
Automated Air Filtration System for Cat Litter Boxes – Universal Fit – Customizable
Thingiverse
3D_KIMBA
Free
BentoBox V2.0 Activated Carbon Filter
Makerworld
Thrutheframe
Free