- Part Numbers 101813 / 100562 / 4620 / HF500 / MSCFTR11 / RHF562 HEPA Filter
- Main HEPA filter for all Greentek and Imperial Group HEPA air cleaners 12 x 16 x 2.5 Installs in the bottom filter slot closest to the air outtake.
- Actual Size 11 1/2" x 15 1/2" x 2 1/2"