iSpring NW12 Residential Reverse Osmosis Membrane Housing/Aquarium, White

Product Description Length: 12 5/8"; Diameter: 2 1/4".Works with spring residential 5-stage, 6-stage and 7-stage Reverse Osmosis systems, and most other brands' RO systems. Fits spring Model # RCC7, RCC7AK, RCW7, RCC7P, RCC7, RCC7AK-UV, RCC1UP, and etc. From the Manufacturer Length: 12 5/8"; Diameter: 2 1/4". Works with iSpring residential 5-stage, 6-stage and 7-stage Reverse Osmosis systems, and most other brands' RO systems. Fits iSpring Model # RCC7, RCC7AK, RCW7, RCC7P, RCC7, RCC7AK-UV, RCC1UP, and etc.