Screw one end of the external thread into the thread of the 1” MNPT filter bottle and
tighten it with a wrench. Refer to the installation steps above for further steps.
2. ¾’’ MNPT thread specification and ¾’’ PEX pipe
Take out two ¾" FNPT / 1" MNPT adapter (not included in the box), wrap more than
10 turns of Tefon tape on the 1" MNPT external thread of the adapter, then screw the
adapter into the thread of the 1" FNPT flter bottle and tighten it with a wrench.
Remark two ¾" brass PEX-A barb x ¾" MNPT external thread adapter (not included in
the box). Wrap more than 10 turns of Tefon tape on the ¾" Brass PEX-A barb x ¾"
MNPT male adapter external thread of the adapter. Screw one end of the male thread
into the ¾" FNPT / 1" MNPT adapter and tighten it with a wrench. Refer to the
installation steps above for further steps.
Notice: If the direction of the water flow of the bipolar system is
opposite to the direction of the water pipe, please unscrew the screw
connecting the filter bottle and the hanging plate, rotate the filter
bottle 180 degrees and connect it to the hanging plate, and then
install the water purification system normally according to the instal-
lation steps.
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4‘’. Brass PEX-A Barb x 3/4‘’
MNPT Male Adapter
1” MNPT/ ¾” FNPT adapter
¾‘’. Brass PEX-A Expansion Barb x 1‘’
MNPT male Adapter
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