HM402 Replacement Filter
Replacement filter for the the National Sleep Foundation Bedroom Machine Air by Austin Air Purifier.
The 5-Stage Filter for the National Sleep Foundation Bedroom Machine by Austin Air Filter is the best overall protection and particulate Austin Air Filterspecifically designed to give you and your family better quality sleep.
- White Pre-Filters are for the following coloured units: Sandstone, White, Baby’s Breath Pink and Baby’s Breath Blue.
- Black Pre-Filters are for the following coloured units: Midnight Blue, Black and Silver.