Kraus Natura Series User manual

www.kraususa.com I Toll Free: 1.800.775.0703 I © 2017 Kraus USA Inc. I REV. October 30, 2017
INSTALLATION MANUAL
Natura™Series White Matte
Undermount Bathroom Sink
KSU-8MW

2
Thank you for purchasing Kraus
We would like to take this opportunity to thank you for your business with Kraus
USA. It is our sincere hope that you are completely satised with your experience.
We welcome any questions or comments you may have, and will be glad to assist
you in the future.
For more information about Kraus products, please visit our website at:
www.kraususa.com
Please register your new Kraus product at the following web address in order to
activate the warranty and receive the full benet of customer support:
www.kraususa.com/registration
Sincerely,
Kraus Customer Service Department

3
Prior to Installation:
• Make sure that you have all necessary parts by checking the parts list. If any part is
missing or damaged, please contact Kraus Customer Service at 800-775-0703 for a
replacement
• Inspect the sink prior to installation to make sure it has not been cracked or
chipped during shipping
• Use the cut-out template provided by Kraus
• Observe all plumbing and building codes according to your state requirements
• Additional oor and wall preparation may be required to avoid damaging the sink
WARNING: This product is fragile and can break, chip, or cause injury if handled
recklessly. Please consult with a professional when installing

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• Cut-Out Template • Mounting Hardware • Cleaning Sponge
• Buffing Paper
NOTE: Specialized tools may be necessary to install Kraus Undermount sinks with
countertop materials other than wood, marble, or granite
Tools you will need:
Scissors Screwdriver
Safety Goggles
Putty KnifePhillips Screwdriver
Drill
Tape Measure
Silicone Adhesive Jig Saw
Pencil
Adjustable wrench Phillips screwdriver
Tools You Will Need
Hex wrenchSilicone Sealant
A
I
D
J
F
B
G
C
H
E
Adjustable wrench Phillips screwdriver
Tools You Will Need
Hex wrench
Silicone Sealant
A
I
D
J
F
B
G
C
H
E
Parts List (Included)

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21.7”L x 14.2”W x 4.8”H
Side ViewFront View
Bottom ViewTop View
Dimensions
21.7”
14.2”
4.8”
1.7”
21.7”
14.2”
4.8”
1.7”

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1. Cut Paper Template
2. Trace Template
• Use scissors to cut along the inside line of the paper template
• Compare cut template with sink to ensure proper size
• Place the cut-out template in the desired location on the countertop and
trace with a pencil
• Mark the faucet hole centerline on the countertop using the vertical line
in the center of the paper template
NOTE: Make sure clearance is suitable for backsplash, faucet, and plumbing for the sink
Clip Location
Rim of Lavatory
Cut Along This Line
11.61” (295mm)
17.7” (450mm)
Model No. KCU-251
Allow a minimum of 4.5” (114.3mm)
from wall for faucet placement
clearance before cutting
NOTE: When plotting template
full size: Make sure horizontal
and vertical dimensions match
the dimensions labeled in the
template
12.9” (328mm)
19.9” (506mm)
Clip Location
Rim of Lavatory
Cut Along This Line
490mm
19.3"
322mm
12.7"
R60mm
[R2.4"]
Clip Location
Allow a minimum of 4.5” (114.3mm
from wall for faucet placement
clearnace before cutting)
Rim of Lavatory
Cut Along This Line
NOTE: When plotting template full size:
Make sure horizontal and vertical
match the dimensions labeled
in the template
2” (50.8mm Suggested)
Finished Wall
2.5” (63.5mm Suggested)

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3. Cut Countertop
• Cut the countertop opening by carefully following the pencil line traced
from the template
NOTE: Please use the appropriate saw that best ts your countertop
material
Clip Location
Rim of Lavatory
Cut Along This Line
11.61” (295mm)
17.7” (450mm)
Model No. KCU-251
Allow a minimum of 4.5” (114.3mm)
from wall for faucet placement
clearance before cutting
NOTE: When plotting template
full size: Make sure horizontal
and vertical dimensions match
the dimensions labeled in the
template
12.9” (328mm)
19.9” (506mm)
Clip Location
Rim of Lavatory
Cut Along This Line
Flushed/Zero Reveal
3/8“ Positive Reveal
1/8“ Negative Reveal
DETERMINE REVEAL TYPE
Step1 Step2 Step3
Step4 Step6
Step5
Step7 Step8 Step9
Determine location for mounting brackets; space
1/2"
(13mm)
3/8 1/2
Centerline
3/8”POSITIVE
1/8”NEGATIVE
FLUSHED/ZERO
Flushed/Zero Reveal
3/8“ Positive Reveal
1/8“ Negative Reveal
DETERMINE REVEAL TYPE
Step1 Step2 Step3
Step4 Step6
Step5
Step7 Step8 Step9
Determine location for mounting brackets; space
1/2"
(13mm)
3/8 1/2
Centerline
3/8”POSITIVE
1/8”NEGATIVE
FLUSHED/ZERO
Flushed/Zero Reveal
3/8“ Positive Reveal
1/8“ Negative Reveal
DETERMINE REVEAL TYPE
Step1 Step2 Step3
Step4 Step6
Step5
Step7 Step8 Step9
Determine location for mounting brackets; space
1/2"
(13mm)
3/8 1/2
Centerline
3/8”POSITIVE
1/8”NEGATIVE
FLUSHED/ZERO
Flushed/Zero Reveal
3/8“ Positive Reveal
1/8“ Negative Reveal
DETERMINE REVEAL TYPE
Step1 Step2 Step3
Step4 Step6
Step5
Step7 Step8 Step9
Determine location for mounting brackets; space
1/2"
(13mm)
3/8 1/2
Centerline
3/8”POSITIVE
1/8”NEGATIVE
FLUSHED/ZERO

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4. Install Anchors
NOTE:
• Please check epoxy directions for curing time
• Please tap brass nut anchors lightly with hammer
• Flip countertop over and place on a foam pad for protection. Use cutout
template to mark the anchor placement on the countertop. Drill 5/16”
diameter x 3/8” deep hole in countertop
• Place epoxy in the drilled hole. Insert brass nut anchors into the drilled
hole and wait until the epoxy cures
Clip Location
12.4” (315mm)
15.6” (395mm)
Rim of Lavatory
Cut Along This Line
Clip Location
12.4” (315mm)
15.6” (395mm)
Rim of Lavatory
Cut Along This Line
13.4” (340mm)
13.4” (340mm)
Flushed/Zero Reveal
3/8“ Positive Reveal
1/8“ Negative Reveal
DETERMINE REVEAL TYPE
Step1 Step2 Step3
Step4 Step6
Step5
Step7 Step8 Step9
Determine location for mounting brackets; space
1/2"
(13mm)
3/8 1/2
Centerline
3/8”POSITIVE
1/8”NEGATIVE
FLUSHED/ZERO
Clip Location
Rim of Lavatory
Cut Along This Line
11.61” (295mm)
17.7” (450mm)
Model No. KCU-251
Allow a minimum of 4.5” (114.3mm)
from wall for faucet placement
clearance before cutting
NOTE: When plotting template
full size: Make sure horizontal
and vertical dimensions match
the dimensions labeled in the
template
12.9” (328mm)
19.9” (506mm)
Clip Location
Rim of Lavatory
Cut Along This Line
Clip Location
Rim of Lavatory
Cut Along This Line
11.61” (295mm)
17.7” (450mm)
Model No. KCU-251
Allow a minimum of 4.5” (114.3mm)
from wall for faucet placement
clearance before cutting
NOTE: When plotting template
full size: Make sure horizontal
and vertical dimensions match
the dimensions labeled in the
template
12.9” (328mm)
19.9” (506mm)
Clip Location
Rim of Lavatory
Cut Along This Line

9
NOTE: Use acetone or rubbing alcohol to remove any excess sealant
5. Install Sink
• Use a bead of clear silicone (or preferred adhesive) around the rim of
the sink. Check the alignment of the sink to the opening in the countertop.
Place sink over cutout hole and press rmly
• Attach mounting hardware to secure bowl. Remove excess sealant from
inside lip
• Allow sealant to set for 30 – 60 minutes
6. Install Plumbing Fixtures
• Connect drain to sink. Connect trap to drain. Connect water supply
connections to faucet according to manufacturer’s instructions
• Run water into sink and check for leaks
Clip Location
Rim of Lavatory
Cut Along This Line
14.25” (362mm)
14.25” (362mm)
Clip Location
Rim of Lavatory
Cut Along This Line
11.61” (295mm)
17.7” (450mm)
Model No. KCU-251
Allow a minimum of 4.5” (114.3mm)
from wall for faucet placement
clearance before cutting
NOTE: When plotting template
full size: Make sure horizontal
and vertical dimensions match
the dimensions labeled in the
template
12.9” (328mm)
19.9” (506mm)
Clip Location
Rim of Lavatory
Cut Along This Line

10
Codes/Standards Applicable:
BATHROOM SINK WARRANTY
Kraus products are manufactured and tested to the highest quality standards by Kraus USA Inc. (“Kraus”).
Kraus extends this warranty to the original purchaser for personal household use of the“Solid Surface Sink” in its original
location. The warranty is non-transferable.
Kraus warrants the structure and nish of the product (Solid Surface Sink) to be free from defects in material and
workmanship under normal usage for the lifetime of the product. The warranty commences from the initial date of
purchase by the owner or trade professional, from an authorized Kraus dealer, through the lifetime of the original owner
or end-user.
Any product reported to the authorized dealer or to Kraus as being defective within the warranty period will be repaired
or replaced with a product of equal value at the option of Kraus. This warranty extends to the original owner or end-user,
and is not transferable to a subsequent owner.
RESTRICTIONS
This warranty does not cover antediluvian, discontinued, or display products, whether such items are purchased at
discount outlets, unauthorized dealers, and/or sold on clearance.
This warranty does not cover instances of negligence, misuse, abuse, improper installation, carelessness, accident, hard
water or mineral deposits, exposure to corrosive materials, misapplication, damages caused by improper maintenance,
alteration of the product, or failure to follow care or installation instructions enclosed with your product. Avoid using
abrasive cleaners such as powders, bleach, ammonia, alcohol, or chlorine. Avoid using abrasive pads, steel wool, or wire
brushes, as these will damage and wear down the nish.
This warranty does not apply to Products that have not been installed or operated in accordance with instructions
supplied by Kraus and all applicable rules, regulations, and legislation pertaining to such installations.
This warranty does not apply unless the Kraus product is installed by a fully insured and licensed trade professional.
Kraus insists that such professionals have experience in the installation of bathroom and kitchen manufactured goods.
This warranty does not cover labor charges or costs of removal and reinstallation of said product. This warranty does
not allow recovery of incidental or consequential damages, such as loss of use, delay, property damage, or other
consequential damages, and Kraus accepts no liability for such damages.
Due to the nature of drain usage, there is no nish warranty on any drain product (including pop-up drains,
lavatory drains, and kitchen drains)
This warranty does not cover Marine or Outdoor Installation.
Except as otherwise provided above, Kraus makes no warranties, expressed or implied, including warranties of
merchantability and tness for a particular purpose, or compliance with any code.
Shipping charges will be covered for the rst (1) year of the warranted replacement part or product (HI, AK, and and
Puerto Rico shipping charges may apply). International shipping fees are not included.

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COMMERCIAL WARRANTY
Kraus extends the above warranty for a period of one (1) year to purchasers of products for industrial, commercial, and
business use.
All incidental or consequential damages are specically excluded. No additional warranties, express or implied are given,
including but not limited to, any implied warranty of merchantability or tness for a particular purpose.
Some states do not allow the exclusion or limitation of incidental or consequential damages, or limitations on how long
an implied warranty lasts, so the above limitations or exclusions may not apply to you.
This warranty gives you specic legal rights, and you may also have other rights which vary from state to state.
If you are a homeowner please contact a Kraus Customer Service Representative at:
Kraus USA, Inc.
12 Harbor Park Drive
Port Washington, NY 11050
Toll-free 800-775-0703
[email protected]
If you are a plumbing contractor or trade professional please contact a Kraus
Pro Representative at:
Kraus USA, Inc.
12 Harbor Park Drive
Port Washington, NY 11050
516-801-8955
[email protected]
If you are an Authorized Partner please contact a Partner Support Representative at:
Kraus USA, Inc.
12 Harbor Park Drive
Port Washington, NY 11050
516-801-8954
[e-mail]
In requesting warranty service, please be ready to provide:
1. Proof of purchase
2. A description of the problem
Download the Kraus Care & Maintenance Guide at:
http://www.kraususa.com/maintenance

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