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Drill a Hole for the Faucet in a Porcelain Sink
Most sinks are pre drilled with 1 ½" or 1 ¼" diameter hole that you can use for your
Note:
RO faucet. (If you are already using it for a sprayer or soap dispenser, see step 1)
Porcelain sinks are extremely hard and can crack or chip easily.
Use extreme caution when drilling. Watts Premier accepts no responsibility for
damage resulting from the installation of faucet. Diamond tip bit recommended.
Step 1
Determine desired location for the RO faucet on your sink and place
a piece of masking tape over where the hole is to be drilled. Mark the
center of the hole on the tape.
Step 2
Using a variable speed drill set on the slowest speed, drill a
hole through both porcelain and metal casing of sink at the marked
center of the desired location. Use lubricating oil or liquid soap to keep
the drill bit cool (If drill bit gets hot it may cause the porcelain to crack
or chip).
Step 3
Using a 1 ¼" hole saw, proceed to drill the large hole. Keep drill speed
on the slowest speed and use lubricating oil or liquid soap to keep the
hole saw cool during cutting.
Make sure the surroundings of the sink are cooled before mounting the
Step 4
faucet to the sink after drilling and remove all sharp edges.
Punch a Hole for the Faucet in a Stainless Steel Sink
Note:
If mounting faucet to a Stainless Steel Sink you will need a 1/2" &
1 ¼" Hole Punch. The faucet opening should be centered between
the back splash and the edge of the sink, ideally on the same side
as the vertical drain pipe.
Drill a ¼" pilot hole. Use a
Step 5
punch the hole in the sink. Change to the 1 ¼" Hole Punch to enlarge
the hole.
The faucet can now be installed.
/
" Hole Punch and an adjustable wrench to
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2
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" pilot
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