Kits without Membranes

4-Stage -

ROK-3 4-Stage Cartridge Kit without Membrane
4-Stage Cartridge Kit

5-Stage -

ROK-4 5-Stage Cartridge Kit without Membrane
5-Stage Cartridge Kit
 

4-Stage, 75 Gallon Per Day Kits

Good -

ROK-4M-75 4-Stage 75 GPD Cartridge Kit with CSM Membrane
4-Stage 75 GPD Cartridge Kit
with CSM Membrane

Better -

ROK-4M-75BET 4-Stage 75 GPD Cartridge Kit with Pentair Membrane
4-Stage 75 GPD Cartridge Kit
with Pentair Membrane

Best -

ROK-4M-75BST 4-Stage 75 GPD Cartridge Kit with Filmtec Membrane
4-Stage 75 GPD Cartridge Kit
with Filmtec Membrane

5-Stage, 75 Gallon Per Day Kits

Good -

ROK-5M-75 5-Stage 75 GPD Cartridge Kit with CSM Membrane
5-Stage 75 GPD Cartridge Kit
with CSM Membrane

Better -

ROK-5M-75BET 5-Stage 75 GPD Cartridge Kit with Pentair Membrane
5-Stage 75 GPD Cartridge Kit
with Pentair Membrane

Best -

ROK-5M-75BST 5-Stage 75 GPD Cartridge Kit with Filmtec Membrane
5-Stage 75 GPD Cartridge Kit
with Filmtec Membrane

More Kits

View our Reverse Osmosis Systems Cartridge Kits for 24 GPD Systems Cartridge Kits for 36 GPD Systems Cartridge Kits for 50 GPD Systems Cartridge Kits for 60 GPD Systems
Cartridge Kits for 75 GPD Systems
Cartridge Kits for 100 GPD Systems