OmniFilter K4 Set of 4 O-Rings

K4-4PAK OMNIFilter, FlotecK4-R
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Perfect O-ring Kit if you don't know whether you have the new or old style Omni® Housing.

Part Number: K4-4PAK
Alt. Part Number: K4-R, K4-04
MSRP: $4.16
Price: $2.97 
10+ for $2.67 ea
25+ for $2.38 ea
50+ for $2.23 ea
100+ for $2.08 ea
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$3.99 $1.02 more ea @ FiltersFast
  as of Feb 23, 2018

OmniFilter K4 Set of 4 O-Rings


OmniFilter Replacement K4 O-Ring fits all OmniFilter Whole House and Undersink water filters (except U24, U25, U26, BF7, OB1 & OB5), including models CBF1, CBF3 Series A, CBF20, OB3, OB5, 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, U26, OB1, OB5, BF7

O-Ring Set Includes:
  • (2) Blue O-rings measures 3-1/2" Inside Diameter x 3-3/4" Outside Diameter fits new style housings
  • (2) Black O-rings measures 3-7/16" Inside Diameter x 3-5/8" Outside Diameter for old style model
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