Water Connection Kit
Compatible with X8 and XS90. The GIGA X7 and GIGA W3 Professional models require an altered water tank. These espresso machine water line kits will not fit on models designed for the home.
Water hardness cannot exceed 3 grains per gallon or 50 ppm. If water hardness exceeds 3 grains per gallon a water softener must be installed. Minimum incoming water flow rate of 0.5 GPM and maximum line pressure of 36 PSI / 2.5 BAR. This item must be installed by a licensed plumber or contractor . External water filtration is also required, but some water hardness is required.