Rough In Guide

Product Information

Applicable product:

Exposed WAVE ﬂushometer –

1.28 gpf (4.8 lpf)

K-7521

Exposed WAVE ﬂushometer –

1.28 gpf (4.8 lpf), retroﬁt

K-7521-RF

Exposed WAVE ﬂushometer –

1.6 gpf (6 lpf)

K-7523

Exposed WAVE ﬂushometer –

1.6 gpf (6 lpf), retroﬁt

K-7523-RF

Product is ADA, CSA B651, OBC compliant.

Recommended operating pressure:

25 psi (172 kPa) ﬂowing - 80 psi (552 kPa) static*

* Pressure over 80 psi (552 kPa) is not recommended on

most plumbing ﬁxtures.

Installation Notes

Install this product according to the installation guide.

ADA, CSA B651, OBC compliant when installed to the

speciﬁc requirements of these regulations.

Ø 1-3/8"

(35 mm)

1" (25 mm)

4-3/8" (111 mm) Min -

5-1/8" (130 mm) Max

Ø 1-1/2"

(38 mm)

Ø 3" (76 mm)

11-1/2" (292 mm)*

16-3/4" (425 mm)

1" IPS Supply

2-1/4" (57 mm) Min -

7-1/2" (191 mm) Max

Ø 2-1/2"

(64 mm)

* 10-3/4" (273 mm) Minimum with a 6" (152 mm)

Critical Level above the Fixture

Roughing-In

K-7521, K-7523

EXPOSED WAVE FLUSHOMETER

1202916-1-