DO IT YOURSELF
simple hand tools, like a wrench
Begin by shutting off the water
supply beneath the toilet. Flush
the toilet and scoop out any
remaining water from the tank
with a cup. Use a rag to dry out
the inside to prevent drips, then
unscrew the tank supply line that
connects to the fill valve.
Replacing the fill valve only
takes a couple of extra minutes,
and the advantage of the
One2Flush fill valve is that it utilizes an adjustable micro-valve on
the fill tube. During a standard fill
cycle, water is usually draining
into the bowl during the refill,
which can waste as much as a
gallon per flush. To solve this
problem, the micro-valve allows
you to determine how much
water is used during the refill
process, regulating the amount
that goes into the bowl.
Swapping the fill valve is a
direct replacement procedure—
just unscrew the retaining nut
from the bottom of the tank. Pop
it out of the tank and stick in the
new one, nestling the gasket in
the tank hole and securing it
with a new O-ring and retaining
nut. The fill valve can also be
adjusted by height to match your
Shown is the old ballcock valve,
which we removed and replaced.
After shutting off the water
supply, disconnent the supply
line from beneath the tank.
Unscrew the retaining nut to
remove the old fill valve.