Rough-In Guide

Product Information
Applicable product:
Custom bath whirlpool with heater –
drop-in
K-1157-HN
Fixture*:
Basin area:
Bathing well 55″ (139.7 cm) x 21″ (53.3 cm)
Top area 65″ (165.1 cm) x 26″ (66 cm)
Weight 71 lbs (32.2 kg)
To overflow:
Water depth 15″ (38.1 cm)
Capacity 72 gal (272.5 L)
* Approximate measurements for comparison only.
Drop-in
cut-out
70-1/2″ (179.1 cm) x 34-1/2″ (87.6 cm)
Pump: V Hz A
1-speed 120 60 7.5
Heater: kW V Hz A
1.5 120 60 12.5
Required Electrical Service
Two dedicated circuits required, each protected with
Class A Ground-Fault Circuit-Interrupter (GFCI):
Pump/control 120 V, 15 A, 60 Hz
Heater: 120 V, 15 A, 60 Hz
Locate the outlets behind the whirlpool and within 24″
(61 cm) of the pump.
Installation Notes
Install this product according to the installation guide.
Floor support under whirlpool must provide for a minimum of
39 lbs/square foot (189 kg/square meter) loading.
The apron must be installed before the finished floor and wall
materials are installed.
Pump must be relocated to custom position at the time of
installation. Provided adequate clearance.
Fixture conforms to ANSI Standard Z124.1.2. All dimensions
are nominal.
1-1/2"
(3.8 cm)
Drop-in Rim Detail
36" (91.4 cm)
18-5/8"
(47.3 cm)
1-1/2" OD
20-1/8"
(51.1 cm)
1/4" (6 mm)
2-7/8" (7.3 cm)
3" (7.6 cm)
72" (182.9 cm)
8-1/2"
(21.6 cm)
3-1/8"
(7.9 cm)
7-1/2"
(19.1 cm) Max
1"
(2.5 cm)
18"
(45.7 cm)
No change in measurements if connected with drain
illustrated. (K-11677 or K-11677M)
Pump/Control
Access
20" (50.8 cm) W x
15" (38.1 cm) H
Roughing-In
K-1157-HN
PROFLEX
®
7236
CUSTOM BATH WHIRLPOOL WITH HEATER
PROFLEX
®
7236 CUSTOM BATH WHIRLPOOL WITH HEATER
1012990-1-
C