
UNDERSCORE
®
Features
Acrylic
•
Blower motor with 300 W heater and electronic
•
back-lit user control
122 BubbleMassage
•
Zones of ControlTM concentrates massage at back,
•
midsection, or feet
Available with chromatherapy [-GCR]
•
72″ (1829 mm) x 42″ (1067 mm) x 23″ (584 mm)
•
TM airjets
Codes/Standards Applicable
Specified model meets or exceeds the following:
CSA B45.5/IAPMO Z124
•
IAPMO IGC 171
•
ASME A112.19.7
•
ASTM E162
•
ASTM E662
•
Specified Model
6’ BUBBLEMASSAGETM BATH
K-1174-G
ALSO K-1174-GCR
Colors/Finishes
0: White
•
Other: Refer to Price Book for additional colors/finishes
•
Accessories
0: White
•
CP: Polished Chrome
•
Other: Refer to Price Book for additional colors/finishes
•
NA: None applicable
•
Model Description Colors/Finishes
K-1174-G 6’ BubbleMassage bath ❑ 0 ❑ Other_____
K-1174-GCR 6’ BubbleMassage bath with chromatherapy ❑ 0 ❑ Other_____
Required Accessories
K-7271 Clearflo slotted overflow brass bath drain OR ❑ CP ❑ Other_____
K-7272 Clearflo slotted overflow bath drain – PVC pipe ❑ CP ❑ Other_____
Optional Accessories
K-592 Undermount kit N/A
K-1491 Pillow ❑ 0 ❑ Other_____
K-1601 Footstop ❑ 0 ❑ Other_____
Product Specification
The acrylic BubbleMassage bath shall be 72″ (1829 mm) in length, 42″ (1067 mm) in width, and 23″ (584 mm) in height. Product
shall have a blower motor with 300 W heater and electronic back-lit user control. Product shall feature Zones of Control and 122
BubbleMassage airjets. Product shall be available with chromatherapy [-GCR]. BubbleMassage bath shall be Kohler Model
K-1174-____-____
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1087306-4-
D
USA/Canada: 1-800-4KOHLER
(1-800-456-4537)
www.kohler.com

UNDERSCORE
Optional Accessories (cont.)
K-1705 Remote control N/A
K-9498 3″ (76 mm) whirlpool keypad trim ❑ CP ❑ Other_____
®
Technical Information
Fixture*:
Bathing well:
Basin area,
bottom
Basin area, top 66″ (1676 mm) x 36″ (914 mm)
Weight 110 lbs (49.9 kg)
To overflow:
Water depth 19″ (483 mm)
Capacity 139 gal (526.2 L)
* Approximate measurements for comparison only.
Drop-in cut-out 70-1/2″ (1791 mm) x 40-1/2″ (1029
No change in measurements if connected with
drain illustrated. (K-7272)
45-3/4″ (1162 mm) x 32″ (813 mm)
mm)
Blower
motor/control:
Heater V Hz A
300 W 220-240 50/60 3
Required Electrical Service
Dedicated circuit required, protected with Class A
Ground-Fault Circuit-Interrupter (GFCI) or Residual
Current Device (RCD):
Blower motor/control 220-240 V, 15 A, 50/60 Hz
Installation Notes
Install this product according to the installation guide.
Floor support under bath must provide for a minimum of 42
lbs/square foot (204 kg/square meter) loading.
Hot water supply should be 70% of capacity or greater.
Installations will vary.
A blower motor/control access panel is required.
36" (914 mm)
21"
(533 mm)
Blower Motor/
Control Access
34" (864 mm) W x
15" (381 mm) H Min
1"
42" (1067 mm)
(25 mm)
23"
(584 mm)
4-1/8"
(105 mm)
UNDERSCORE®6’ BUBBLEMASSAGETM BATH
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1087306-4-
D
1-1/2"
(38 mm)
72" (1829 mm)
2-1/4"
(57 mm)
1/2" (13 mm)
1-1/2"
Bath Drain
Product Diagram