The
Di-tech DI-4 is a non-regenerable general purpose deionizing cartridge designed for use as an RO polisher for potable as well as laboratory grade water. The Di-tech DI-4 has a carbon filter post filter to reduce TOC, taste and odor. It is especially useful for polishing CA membrane RO water as it can remove free chlorine as well as CO gas.
California residents
Prop 65 Warning
WARNING! This product contains materials known to the State of California to cause cancer and birth defects or other reproductive harm. www.p65warnings.ca.gov
| Product Details |
|---|
Application | Aquarium |
Capacity | 438 Grains |
Max Pressure (Psi) | 125 |
Max Temp (°F) | 100 °F |
Micron Rating (Nominal) | 25 µm |
Min Pressure (Psi) | 20 |
Min Temp (°F) | 40 °F |
Cap Material | ABS |
Cartridge Style | Drop-in |
Contaminants Reduced | Chlorine/Taste/Odor |
Diameter | 2.5" |
Filter Type | Deionization (DI) |
Flow Rate | 0.50 GPM |
Media Type | Mixed Bed DI Resin |
Origin | U.S.A. |
| Shipping Dimensions |
|---|
Shipping Length | 9.75 in. |
Shipping Width | 3 in. |
Shipping Height | 3 in. |
| Product Weight & Dimensions |
|---|
Product Height | 3 |
Product Length | 9.75 |
Product Width | 3 |
Product Weight (lbs) | 1.411 |




1. Your order is usually shipped out within 24-48 hours after your payment is received.
2. The tracking number of your parcel will be sent to you after your order is despatched. You may use the tracking number to check the status of your order online.
3. The shipping fee will be auto-added in the grand total when you send payment.