CRITICAL DIMENSIONS
(DO NOT SCALE)
Spec i fi ca tions
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www.moen.com
DESCRIPTION
• Pressure balancing valve design with 1/2" CC/IPS connections,
with 2 or 3 function transfer valve
• 2 function = 2 discrete outputs
• 3 function = 2 discrete and 1 shared output
OPERATION
• Temperature operates through an 270˚ arc of handle travel
(full cold to full hot)
• Adjustable temperature limit stop to control maximum hot
water temperature
• 90˚ rotation of transfer valve handle with stops
• Pressure balancing mechanism maintains selected discharge
temperature to ± 3˚
CARTRIDGE
• 1222 cartridge design
STANDARDS
• Third party certied to meet ASME A112.18.1/CSA B125.1,
ASSE 1016, and all applicable requirements referenced therein
WARRANTY
• Lifetime limited warranty against leaks, drips and finish defects
to the original homeowner
• 10 year limited warranty when used in a multifamily installation
• 5 year limited warranty when used in a commercial installation
Visit www.moen.com/support for complete details and limitations
POSI®
VALVE
3-Function Built In Transfer Valve
Models: 2521 POSI-TEMP W/2F DIVERTER CC/IPS
2551 POSI-TEMP W/3F DIVERTER CC/IPS
2571 POSI-TEMP W/STOPS W/2F DIVERTER CC/IPS
2581 POSI-TEMP W/STOPS W/3F DIVERTER CC/IP
FINISHED
WALL LINE
Floor
4-5/16" Max
(109mm)
8"
(203mm)
6-1/8"
(156mm)
2-1/8"
(54mm)
1-3/8"
(34mm)
Plaster
Ground
3/16" "Typ"
(5mm)
2-1/4"
(57mm)
4-1/4"
(108mm)
4-1/4"
(108mm)
1-1/16"
(27mm)
Plaster
Ground
Plastic
Tub/Shower
Surround
Face of
Stud
2-1/4"
(57mm)
1-1/16"
(27mm)
6-1/8"
(156mm)
Wall thickness
greater than 1/4"
Wall thickness
less than 1/4"
4/19
Must use twin ell with models
2521 & 2571 when installed
with a diverter tub spout.
Models 2551 & 2581 cannot
be installed with a diverter
tub spout.
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