Adjustable Pressure Reducing Reg-U-Matic® Control Valve - Straight Body, 2-1/2" NPT Inlet and Outlet
MODEL 4005-FA2 Cast brass valve with rising stem, internal parts of brass, and chrome silicon. Red aluminum hand wheel. Regulates pressure under both flow and no-flow conditions. Female 2-1/2" NPT inlet and outlet.
MODEL 4005-FA2-GV Cast brass valve with rising stem, brass, and chrome silicon internal parts. Red aluminum hand wheel. Regulates pressure under both flow and no-flow conditions. The valve features a 2-1/2" grooved inlet and outlet.
The in-line installation of a REG-U-MATIC® sets up a closed system. A relief valve should be installed to limit excessive pressure build-up due to line surges.
Supervisory switch rated 3 amps @ 125 volts. Normal open contacts are standard.
Valves can be factory-set and factory-adjusted or set in the field as required.
Tapped and plugged the inlet and outlet for the pressure gauge (both sides).
FEATURES
Application: Control Valve
Reduces pressure under flow and no flow conditions
Static pressure rated up to 400 PSI (26.7 BAR)
Flow rated up to 500 gallons (1893 liters) per minute
Low torque manual open/close requires less than 15 ft/lbs.
Built-in supervisory switch
4 Pressure gauge taps on both inlet and outlet sides
Color-coded pressure adjustment indicator
Built-in automatic check valve
UL listed, complies with NFPA-13
CALIFORNIA WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov - Learn More about this warning
Downloads
Resource Type
Title
Description
File Size
Action
Submittals
Submittal 4005-FA2 and 4032-FA2 Control Valve (pdf)
Adjustable Pressure Reducing Reg-U-Matic® Control Valve [4005-FA2 | Straight Body, 2-1/2" NPT Inlet and Outlet; 4005-FA2-GV | Grooved Inlet and Outlet; 4032-FA2 | Angled Body, 2-1/2" NPT Inlet and Outletl 4032-FA2-GV | Grooved Inlet and Outlet]]
9 MB
Brochures/Flyers
Pressure Solutions Covered from All Angles Flyer (pdf)
Advertisement - Pressure Solutions Covered from All Angles [includes 4042-FS2, 4053-FS2, 4005-FA2, 4023-FA2]
311 KB
Brochures/Flyers
Potter Roemer Mechanical Brochure (pdf)
Potter Roemer Mechanical Products - Pressure Reducing Valve, Hose & Gate Valves, Flush Connection, Wall & Freestanding Connections, Hydrants, Roof Connections, Pump Test Connection, Hose Rack Assemblies, Hose & Storage, Nozzles, Hose Cabinets, Extinguisher Cabinets, Valve Cabinets, Fire Pro Products [L# L1001700, Feb 2026]