3-pack Bemis 1104 replacement pre-filter - for use with Bemis True HEPA Air Purification System #127-001. The Bemis pre-filter is designed to work togther with the Bemis True HEPA filter (1103). The pre-filter enhances air purity, absorbs odors and extends True HEPA filter life.

Original OEM replacement.

Fits TRUE HEPA Bemis air cleaner model: 127-001