Product Archive
Part Number: K4

Intended Use: 
OmniFilter Replacement K4 O-Ring fits all OmniFilter Whole House and Undersink water filters, including models CBF1, CBF3 Series A, CBF20, OB1, OB3, OT32 Series A, Omni Super, Omni Deluxe, Omni Regular, OT5, RO2000, ROT2000-TDS, R12, R14, SFM2 Series A, Total 2, Total Plus, UC2, U400, U450, U500, U600, U700. 


DOES NOT FIT:  U24, U25, & BF7 
O-Ring is Blue and measures 3-1/2" inside diameter x 3-3/4" outside diameter