OmniFilter RS4-DS Whole House Filter Replacement Cartridge (2-Pack)
The OmniFilter RS4-DS Whole House Filter Replacement Cartridge (2-Pack) has been discontinued, but a replacement is available…
Omni recommends the nearly identical RS14-DS.
The OmniFilter RS4-DS 2-pack water filter is a PolySpun filter that fits all Omni basic and medium duty whole house water filtration systems. The RS4-DS also fits any other brand of water filter housing that uses 9 3/4 inch x 2 1/2 inch filter cartridges.
The OmniFilter RS4-DS fits any brand of whole house water filter system that uses standard 9 3/4 x 2 1/2 filter cartridges.
The RS4-DS is compatible with the following:
Country of Origin