
7-1/8"
(181mm)
SHOWER
Quick-Connect
FLOOR
FLOOR
4-1/2" (114mm) PLASTER
GROUND SIZE AND
WALL OPENING
1-7/8" (48mm)
MAX WALL
FINISHED WALL LINE
FACE OF STUD
32" (813mm) - TUB OR
45" (1143mm)/
2 -1/2" MAX.
(63mm)
5/8" MIN. (16mm)
1-1/16"
(27mm)
1-1/16"
(27mm)
1-1/2"
(38mm)
3/16" (typ) (5mm)
PLASTER GROUND
3-1/2" (89mm) MAX.
2-1/4" (57mm) MIN.
PLASTIC
TUB/SHOWER
SURROUND
DIAMETER
WALL
OPENING
7-1/8"
(181mm)
SHOWER
Quick-Connect
FLOOR
FLOOR
4-1/2" (114mm) PLASTER
GROUND SIZE AND
WALL OPENING
1-7/8" (48mm)
MAX WALL
FINISHED WALL LINE
FACE OF STUD
32" (813mm) - TUB OR
45" (1143mm)/
2 -1/2" MAX.
(63mm)
5/8" MIN. (16mm)
1-1/16"
(27mm)
1-1/16"
(27mm)
1-1/2"
(38mm)
3/16" (typ) (5mm)
PLASTER GROUND
3-1/2" (89mm) MAX.
2-1/4" (57mm) MIN.
PLASTIC
TUB/SHOWER
SURROUND
DIAMETER
WALL
OPENING
DESCRIPTION
• Brass construction
• 1/2" CPVC connections
• Pressure balancing, four port, cycle valve
OPERATION
• Adjustable temperature limit stop to control maximum hot water
temperature
• Pressure balancing mechanism maintain selected discharge
temperature to ± 3.6°F
CARTRIDGE
• 1222HD brass cartridge
• Metallic/nonferrous and stainless steel materials
• Accommodates back to back installations
STANDARDS
• Third party certified to: ASME A112.18.1/CSA B-125.1 and all applicable
requirements referenced therein including NSF61/9
WARRANTY
• Warranted for five years against material or manufacturing defects
S p e c i f i c a t i o n s
M•PACT POSI-TEMP® VALVE
Pressure-Balancing Valve with
1/4 Turn Stops
Model: 8374HD
11/11
CRITICAL DIMENSIONS
(DO NOT SCALE)
MOEN SPECIFIER SERVICES: 1-800-321-8809 Ext. 2158
www.moen.com