![](/html/01/01d7/01d79be3822c08251d2205857722db32060e88b2ad69ff7940b7c458b9c43038/bg1.png)
Roughing-In
K-1821
UNDERSCORE
BATH
®
Product Information
Applicable product:
Bath K-1821
Fixture*:
Bathing well:
Basin area,
bottom
Basin area, top 59-5/8″ (151.4 cm) x 25-1/2″ (64.8 cm)
Weight 86 lbs (39 kg)
To overflow:
Water depth 18″ (45.7 cm)
Capacity 85.8 gal (325 L)
* Approximate measurements for comparison only.
Drop-in cut-out 64-1/2″ (163.8 cm) x 30-1/2″ (77.5 cm)
Required accessories:
Clearflo slotted overflow brass bath drainORK-7271
Clearflo slotted overflow bath drain –
PVC pipe
44-1/2″ (113 cm) x 22-5/16″ (56.7 cm)
K-7272
Optional accessories:
Undermount kit K-550
Pillow K-1491
Footstop K-1601
Installation Notes
Install this product according to the installation guide.
Floor support under bath must provide for a minimum of 50
lbs/square foot (242 kg/square meter) loading.
Hot water supply should be 70% of capacity or greater.
Installations will vary.
Fixture conforms to ANSI Standards Z124.1.2. All dimensions
are nominal.
16"
(40.6 cm)
2"
(5.1 cm)
2-7/16"
(6.2 cm)
16-3/4"
(42.5 cm)
66" (167.6 cm)
13/16"
4-1/8"
(2.1 cm)
(10.5 cm)
No change in measurement if connected with
drain illustrated. (K-7272)
32"
(81.3 cm)
1"
(2.5 cm)
22"
(55.9 cm)
1-1/2" Bath Drain
UNDERSCORE®BATH
1167586-1-
A