O-Ring Depot 10 pk compatible for OmniFilter Newer OB1 Model Std Filter Housing Seal System 2 Modular D

System 2 Modular D

CHEMPLEX 862 is extremely water-resistant

in even the harshest environments

Also available as a 2 pack

Includes o-rings and cylinder seal 402011

O-Ring Depot 10 pk compatible for OmniFilter Newer OB1 Model Std Filter Housing Seal System 2 Modular DFit newer OB1 Whole House Filter original o rings in color black Part of OK25 package, but 10 o rings of the one size Does not fit older OB1 system with original Blue o ring If you have the older OB1 Whole House Filter with original color BLUE o rings, you need a smaller o ring. Do not buy these, look for our listing indicating Older OB 1 Whole House Filter o rings original color blue. Part of OK4 package.