HEPA Filter Cartridge 4000 and 2 Prefilter Wraps. Made to fit Filterqueen Defender Purifier. Aftermarket parts that match or exceed OEM specifications. Replaces genuine part numbers: 5404011300, 4404009100

Will work with following Defender air filtration units:
Rac4000
AM4000
Defender 360
80th Anniversary
D360
7500

Features:
1. Dimensions - 8 inches high, 7 and 1/2 inches inside diameter 11 and 1/4 inside diameter
2. Upper and lower rings/seals made out of rubber for air tight fit
3. Removes 99.97 % of particles as small as .3 micron
4. On inside reinforced with steel mesh