STEP 1
Turn Off the Main Water Supply Line
C UTION
The Filter System must be installed after the water meter or pressure tank.
1
Turn off the main water supply line to your home.
2
Purge all water from the plumbing lines by turning on all faucets in your home and draining completely.
STEP 2
Configure Your System
See the System Configuration Chart below to determine how you will configure your filter system.
Type of plumbing in your house:
Quantity
Fitting Method
2
Std Male Adapter
2
Compression
2
Union
NOTE: For galvanized piping, consult a professional plumber.
WFPF3800 / WFPF2800 Series
Materials Needed For 3/4" Diameter Housing Inlet/Outlet Ports
3/4" Copper Pipe
1" Copper Pipe
No individual fitting - it
Solder according to local
will require more than
plumbing
just 1. Solder according
to local plumbing codes
1" x 3/4" reducing
coupling & 3/4" male
3/4" Male Adapters
adapter & 3/4" x 2" copper
nipple
3/4" OD tube x 3/4" MIP
Compression not readily
Compressions Male
available for 1" copper
Adapter
pipe
1" Copper Union & 1" x
3/4" Copper Union & 3/4"
3/4" reducing coupling &
Male Adapter & 3/4" x 2"
3/4" male adapter & (2)
copper nipple
3/4" x 2" copper nipple
3/4" PVC Pipe
1" PVC Pipe
Use PVC Primer & PVC
Use PVC Primer & PVC
Pipe Cement per your
Pipe Cement per your
local plumbing codes
local plumbing codes
/4" MPT x 3/4" tube male
3/4" MPT x 1" tube male
3
adapter PVC Slip Type
adapter PVC Slip Type
n/a
n/a
3/4" PVC Union & 3/4"
1" PVC Union & 3/4" MPT
MPT x 3/4" tube male
x 1" tube male adapter
adapter PVC Slip Type &
PVC Slip Type & 1" x 2"
3/4" x 2" PVC nipple
PVC nipple
3
1
2
3/4" PEX
You may need to consult
You may need to consult
your local plumber -
your local plumber -
requires special tools
requires special tools
3/4" MPT x 3/4" CTS QC
3/4" MPT x 1" CTS QC
Adapter
(WATTS Water PEX)
(WATTS Water PEX)
1" PEX
Adapter
V4.0