Bi-metal Lead Free Complete Water Temperature Control Station
Model 4NB-LF
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ECO-MIX ™  
Large thermostatic water mixing valve with DURA-trol solid bimetal thermostat, adjustable high temperature limit stop, color-coded dial, locking temperature regulator, inlet union angle strainer checkstops. Full port ball valve, pressure gauge on mixed water outlet piping of large mixing valve. Small thermostatic water mixing valve, adjustable high temperature limit stop, color-coded dial, integral checkstops on inlets. Full port ball valve on outlet of small mixing valve. Dial thermometer and pressure gauge on mixed water outlet of the system. Outlet Test Connection with ball valve and ¾” hose connection with cap. Full port ball valve mounted downstream of test connection. Inlet piping manifold with full port ball valves and dial thermometers on hot and cold supply inlets. Return piping, ¾”, with aquastat, circulator, dial thermometer, balancing valve, and check valve. System mounted on strut, Factory pre-assembled and tested. All electrical connections to be completed by Electrical Contractor 
 
Valve assembly is certified to meet Low-Lead requirements of wetted surface area containing less than 0.25% lead by weight. All other fittings and components, the sum total of which comprise the wetted surface of this product, contain less than one quarter of one percent of lead by weight. 

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Specification
Inlets 1 1/4"
Outlet 1 1/4"
Minimum Flow(GPM) 1
Maximum Flow(GPM) 115
Overall Width 40"
Overall Height 46"
Overall Depth 10"
Certifications
ASSE 1017 (Valve Only)
Lead Free
Options
Less Circulator LC
Floor Mount FM
Audio Visual Alarm AL
Free Standing FS
Method #4 Piping M4
Method #5 Piping M5
Return Piping to be RP
Temperature Transmitteer TT
Temperature Data Logger TD
Building Management System Interface BMSI
Circuit Setter CS