For Whole House Filter Models: U25, OB1 and OB5

Model RS1 Replacement Cartridge Filter Type Pleated Cellulose Paper Reduces Rust   Sediments Benefits Most affordable Whole House Filter Cartridge. Average Cartridge Life(1) 3 mos or 15,000 gal Flow Rate(2) 5 gpm Micron Rating(3) 20

Buy 5, Get 1 Free with the Six Pack Buy a case of 24 and save $50!

1. Usage and the quality of water at your incoming line determines when your cartridge should be changed.
2. Gallons per minute.
3. The smaller the micron, the finer the filtration.

For U25 Filter:

Check or uncheck your selections then press 'Add to Shopping Cart'

RS1 Cartridge

Single Pack > $12.50 Double Pack > $25.00 Six Pack > $62.50 Case of 24 > $250.00

OK24 O-Ring

Single Pack > $8.14 Double Pack > $16.28 Three Pack > $24.42 Six Pack > $40.70

Tank Wrench

OW2 > $9.62

Shipping > $10.00

For OB1 Filter:

Check or uncheck your selections then press 'Add to Shopping Cart'

RS1 Cartridge

Single Pack > $12.50 Double Pack > $25.00 Six Pack > $62.50 Case of 24 > $250.00

K4 O-Ring

Single Pack > $8.14 Double Pack > $16.28 Three Pack > $24.42 Six Pack > $40.70

Tank Wrench

OW1 > $8.62

Shipping > $10.00

For OB5 Filter:

Check or uncheck your selections then press 'Add to Shopping Cart'

RS1 Cartridge

Single Pack > $12.50 Double Pack > $25.00 Six Pack > $62.50 Case of 24 > $250.00

WC 9-13 O-Ring

Single Pack > $8.14 Double Pack > $16.28 Three Pack > $24.42 Six Pack > $40.70

Tank Wrench

OW2 > $10.62

Shipping > $10.00

Features:

The RS1 is a pleated cellulose paper cartridge for OMNI's U25, OB1, and OB5 Whole House water filters, as well as the older models, R12, R14 and Omni Regular Whole House water filters. Of the replacement cartridges available for our Whole House filters, the RS1 is OMNI's most affordable. This cartridge replaces the RS1 SS and DS.
Not recommended for use with well water.

If you have an older Omni filter model that has been discontinued and need an O-Ring, please call our customer service number: +1(316)777-2299 for more assistance.

Need Tank Wrenches and O-Rings?
Installation Information

Need more help? Call the Customer Service Department at +1(316)777-2299
or Send an Email to info@envirotechproductsco.com