Our largest dual cartridge DI system featuring #20 Big Blue housings and cartridges.
This higher capacity system is designed for washing Class A motorhomes, multiple vehicles and boats. Provides a spot-free final rinse eliminating the need to hand dry the surface.The 78400 removes 79,800 ppm of TDS (Total Dissolved Solids) from incoming water supply. Dual line TDS meter lets you know the TDS of incoming and outgoing water supply. Refillable cartridges contain premium grade mixed bed color change DI resin. DI resin is not like softening resin and is not recharged using salt. When the resin changes color, it’s time to replace the resin. Cartridges are quickly and easily refilled with replacement kit 78415 (sko 71061).
System includes the following components:
Dual #20 Big Blue housings mounted to a heavy duty powder coated bracket
Two Big Blue #20 refillable cartridges
Dual line TDS Meter
4’ Connection Hose
DI water is Deionized or demineralized water. Dissolved solids (minerals that cause spotting) are removed. While not harmful, DI water is not intended for human consumption.
G2 Products Inc
Mfg Part #:
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