Replacement Filter Carbon PK4

Replacement Filter Carbon Filter Type Carbon Performance Rating Unrated Actual Depth 1/4 in Actual Height 6 1/2 in Actual Width 22 in Compatible Grainger Part Number 787CH3 Compatible Manufacturer Model Number AC4700B Number of Filters 4 Media Material Standard Mix Filter Layer Type Carbon Filters Down To 0.3 micron Filters Out Dust Particles and Pet Hair Odors From Pets Cooking Smoking Package Quantity 4