Best Eastman Rough Plumbing Valves in 2026

Test Cap: Allows valve body to be tested and flushed without the presence of the valve cartridge. Can be tested using test cap with air (200 psi) or water (300 psi)

Stainless Steel Retaining Ring with Flats: Secures test cap/ cartridge in place and eliminates need for screws. Flats make it simple to loosen ring for quick, easy insertion/removal of test cap/cartridge

PEX Elbow Connections: Fast and easy installation without adaptors reducing leak points.

Symmetrical Design: Allows vavle body to be rotated 180ᵒ to accommodate supply lines from the floor or the ceiling

Back-to-Back Capability: Hot and cold can be reversed quickly and easily.

Exclusive Plaster Guard: Plaster guard is designed to protect valve and act as a guide during installation. It can serve as mounting support for thin-wall installations.

Wide Rough-in Range: From 1-3/4" to 2-3/4" from finished wall to the back of the valve.

Test Cap: Allows valve body to be tested and flushed without the presence of the valve cartridge; Can be tested using test cap with air (200 psi) or water (300 psi)

Stainless Steel Retaining Ring with Flats: Secures test cap/ cartridge in place and eliminates need for screws; Flats make it simple to loosen ring for quick, easy insertion/removal of test cap/cartridge

Exclusive Plaster Guard: Plaster guard is designed to protect valve and act as a guide during installation; It can serve as mounting support for thin wall installations

Back to Back Capability: Hot and cold can be reversed quickly and easily

Wide Rough in Range: From 1-3/4 Inches to 2-3/4 Inches from finished wall to the back of the valve

Includes Screwdriver Stops for easy servicing at the valve

VARIABILITY: The American Standard Handheld Shower Head Holder Arm Brackets are designed to complement the look of any bathroom with availability in multiple finishes

INCLUDES: 1 handheld shower holder arm bracket with 1/2 in. national pipe thread

The concealed shower mixer valve adopts a pressure-balanced mixed filter element to ensure the water pressure.

3-WAY SHOWER VALVE KIT, American standard NPT threads, 3 outlets are 1/2 "and 2 (hot and cold) inlets are 3/4".

Drettyer provides a 2-year free replacement valve cartridge and accessories warranty service. If you have any problems during the installation and use of the product, please feel free to contact us via email.

Works with the R422 series or R433 series Rough valves

Removable Plaster Guard: Permits checking of valve installation prior to installing trim parts.

Rough Valve Sold Separately

VERSATILE INSTALLATON — Compact body and flat back for easy and solid installation

2-WAY DISCRETE FUNCTIONALITY – Provides the ability to alternate water flow between 2 separate outlets

OPTIONAL SHARED CAPABILITY - Provides the ability to share water flow simultaneously from 2 outlets with the addition of shared cartridge, M970720-0070A, sold separately

150° COMFORT RANGE — Provides a wider, more usable temperature range when fine-tuning water for the perfect shower

NO SOLDERING REQUIRED — Solid brass inlet connections for fast installation without adaptors, reducing leak points

QUALITY PRESSURE BALANCE VALVE — Double ceramic technology ensures faster adjustment to changes in water pressure to eliminate scalding, and a guarantee of drip-free performance for life

EXCLUSIVE PLASTER GUARD — Protects valve and acts as a guide during installation; can serve as mounting support for thin-wall installations

Turns water on and off and adjusts temperature

Direct sweat 1/2-inch inlet/outlets with screwdriver stops

For use with the following rough valves: R422, R422S, R433, R433S

Lever Handle

For use with the following rough valves: R422, R422S, R433, R433S

Lever Handle