The M20 was designed in a compact structure for easy use in small and narrow spaces.

The metal mesh pre-filter prevents coarse particles and sparks from penetrating the main filter. Designed as a drawer for easy access, this pre-filter is washable.

Locking covers are designed for easy access to the main filter and activated carbon filter. This makes filter replacement quick and easy.

There is an electrical panel cover outside the body for easy access to electrical equipment.