Rough-In Guide

Product Information
Applicable product:
Single-hole, less soap dispenser hole K-1997-1
Single-hole, soap dispenser hole on left K-1997-1L
Single-hole, soap dispenser hole on
right
K-1997-1R
4″ (10.2 cm) centers, less soap
dispenser hole
K-1997-4
8″ (20.3 cm) centers, less soap
dispenser hole
K-1997-8
Additional lavatories are available without an overflow.
Please refer to the Kohler Price Book.
Fixture:*
Basin area 14-3/8″ (40.6 cm) x
12-5/16″ (36.5 cm)
Water depth 3-1/4″ (8.3 cm)
Hole diameter
Drain 1-3/4″ (4.4 cm)
Spout 1-3/8″ (3.5 cm)
Handle 1-3/8″ (3.5 cm)
Soap dispenser 1-1/4″ (3.2 cm)
* Approximate measurements for comparison only.
Accessibility rough-in requirements:
ADA and
TAS
Children’s Environment
ADA TAS Ages
K-5 yrs
TAS Ages
6-9 yrs
A 34″
(86.4 cm)
31″
(78.7 cm)
30″
(76.2 cm)
32″
(81.3 cm)
B 27″
(68.6 cm)
24″
(61 cm)
26″
(66 cm)
28″
(71.1 cm)
C 11″
(27.9 cm)
11″
(27.9 cm)
11″
(27.9 cm)
11″
(27.9 cm)
D 9″
(22.9 cm)
9″
(22.9 cm)
9″
(22.9 cm)
9″
(22.9 cm)
E 8″
(20.3 cm)
8″
(20.3 cm)
8″
(20.3 cm)
8″
(20.3 cm)
Installation Notes
Will comply with ADA when installed per Section 606
Lavatories of the Act.
Will comply with CSA B651 when installed per Clause 4.3.3
of the standard.
Will comply with OBC when installed per Clause 3.8.3.11.
A
1-1/4" OD
Standard Installation
K-1997-8
K-1997-1
3-3/4"
(9.5 cm)
3-3/4" (9.5 cm)
-L
-R
2-11/16"
(6.8 cm)
K-1997-4
4" (10.2 cm)
2-11/16"
(6.8 cm)
18-5/16" (46.5 cm)
Concealed Arm
Hole Location
1-1/4" (3.2 cm) D.
Leveling Screw
Hole
1-1/4" (3.2 cm) D.
Locking Device
Holes
B
C
D
E
29-1/8"
(71.4 cm)
4"
(10.2 cm)
6"
(15.2 cm)
9/16" (1.4 cm)
3/8"
Hot
3/8"
Cold
4"
(10.2 cm)
10-1/4"
(26 cm)
9"
(22.9 cm)
31"
(78.7 cm)
9-1/4" (23.5 cm)
21-15/16"
(55.7 cm)
19-3/4"
(50.2 cm)
2-11/16"
(6.8 cm)
7-15/16"
(20.2 cm)
4" (10.2 cm)
4"
(10.2 cm)
8-1/2"
(21.6 cm)
13-3/4"
(34.9 cm)
28-1/2"
(72.4 cm)
Recommended ADA/TAS Installation
Roughing-In
K-1997
BRENHAM
TM
WALL-MOUNT LAVATORY
BRENHAMTM WALL-MOUNT LAVATORY
1100678-1-
D