Rough-In Guide

Product Information
Applicable product:
Bath whirlpool – drop-in K-1257
Bath whirlpool – 3-side integral flange, left
drain
K-1257-L
Bath whirlpool – 3-side integral flange, right
drain
K-1257-R
Fixture*:
Bathing well:
Basin area, bottom 50″ (127 cm) x 24″ (61 cm)
Basin area, top 65″ (165.1 cm) x 27″ (68.6 cm)
Weight 110 lbs (50 kg)
To overflow:
Water depth 14″ (35.6 cm)
Capacity 72 gal (272.5 L)
* Approximate measurements for comparison only.
Drop-in cut-out 70″ (177.8 cm) x 34″ (86.4 cm)
Pump: V Hz A
1-speed 120 60 7.5
Minimum access panel for pump/control
20″ (50.8 cm) W x 15″ (38.1 cm) H required
Required Electrical Service
Dedicated circuit required, protected with Class A
Ground-Fault Circuit-Interrupter (GFCI):
Pump/control 120 VAC, 15 A, 60 Hz
Locate the outlet 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
41 lbs/square foot (200 kg/square meter) loading.
The apron must be installed before the finished floor and wall
materials are installed.
If installing a rim-mount faucet, make sure there is no
interference with drain overflow and circulating system before
drilling any holes. Consult local and national codes for
minimum air gap requirements if installing a spout on the
faucet deck.
Fixture conforms to ANSI Standard Z124.1.2. All dimensions
are nominal.
20" (50.8 cm)
36" (91.4 cm)
72" (182.9 cm)
1" (2.5 cm)
3" (7.6 cm)
1-1/2" OD
18"
(45.7 cm)
1-13/16"
(4.6 cm)
1-1/4"
(3.2 cm)
3-1/2"
(8.9 cm)
2-7/8"
(7.3 cm)
18-1/2"
(47 cm)
Pump/Control Access (If Apron Is Not Used):
20" (50.8 cm) W x 15" (38.1 cm) H
Pump/Control Access
(If Apron Is Not Used):
20" (50.8 cm) W x 15"
(38.1 cm) H
Integral
Flange Detail
Drop-In
Rim Detail
1-1/4"
(3.2 cm)
1/2" R.
(1.3 cm)
1-1/2"
(3.8 cm)
10-1/4"
(26 cm)
No change in measurements if connected
with drain illustrated. (K-11677 or K-11677M)
Recommended Faucet Area
Roughing-In
K-1257, K-1257-L, K-1257-R
MARIPOSA
®
BATH WHIRLPOOL
MARIPOSA
®
BATH WHIRLPOOL
1010914-1-
C