20x4.5 inch Replacement Cartridges Spotless Car Wash Water Filter Deionized DI Water Mixed Bed Resin Refill 0 TDS（2-Pack）

Long Lasting Performance Each cartridge provides up to 300 gallons of ultra-pure water, depending on local water conditions. Maximize efficiency and rinse quality.

• Universal Standard size 20"x4.5". Perfectly compatible with most 20-inch water deionisation systems, delivering reliable and efficient filtration.
• Easy to install: This filter and system feature simple installation and replacement. With a double-seal design that effectively prevents leaks. It mounts securely on a wheeled stand, allowing you to easily wash your vehicle anytime, anywhere. The twist-in/twist-out design enables effortless filter replacement without any tools.
• Effectively reduce TDS: Ion exchange material which removes ions such as calcium (Ca), iron (Fe) and chlorine (Cl), replacing them with hydrogen (H) or hydroxyl (-OH) ions. The hydrogen and hydroxyl then reform to produce pure water.It can reduce scratches and wear on the paint during washing.
• 2 packs-Saving time and money: With Replaceable Resin removes dissolved solids from water, extending service life and reducing the need for frequent replacements.You only need to buy bulk mixed bed resin filtration materials.
• Every car wash leaves your vehicle spotless and streak-free, eliminating water spots and mineral deposits.