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Marshall W Nelson and Associates Inc
Marshall W Nelson and Associates IncMarshall W Nelson and Associates Inc
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Search:
  • Home
  • Shop
  • Products
    • Gas Burners
    • Combustion Equipment
    • Instrumentation
    • Gas Regulators
    • Meters
    • Heat Exchangers
    • Propane/LPG Equipment
    • Standard Gas Valve Trains
    • Standard Control Panels
    • Boilers
  • Manufacturers
    • Honeywell
    • Honeywell Eclipse
    • Honeywell Maxon
    • Honeywell Kromschroder
    • Honeywell Hauck
    • Siemens
    • Dungs Controls
    • Asco
    • Sensus
    • Pietro Fiorentini
    • Fox Thermal
    • Algas-SDI
    • Gefran
    • Reimers
    • Antunes
    • Future Design Controls
    • Protection Controls
    • Additional Manufacturers
  • Services
    • Application Solutions
    • Engineering Services
    • Field Services
    • Complete System Solutions
    • UL 508A Certified Panel Shop
    • Gas Valve Train Assemblies
    • Training
    • Additional Services
  • Blog
  • Quote
  • Contact

Regulators

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Direct Acting

Direct Acting Regulators

Large Capacity

Large Capacity Regulators

Lever Action

Lever Action Regulators

Pilot Operated

Pilot Operated Regulators

Relief/Back Pressure

Relief/Back Pressure Regulators

Zero Governor Proportionator

Zero Governor Proportionator

Products
  • Gas Burners  (65)
    • Air Heating Burners  (31)
      • Line Style  (6)
      • Point Style  (18)
        • OvenPak 400 Series  (13)
      • Low Emission  (6)
      • Indirect Air Heating  (1)
    • Furnace Burners  (13)
      • Point Style  (11)
      • Low Emission  (2)
    • Tube Firing Burners  (6)
    • Large Capacity Burners  (6)
    • Miscellaneous Burners  (9)
  • Combustion Equipment  (115)
    • Actuators  (17)
      • Control Valve Actuators  (11)
      • Gas Valve Actuators  (6)
    • Air and Gas Control Valves  (24)
      • Butterfly Valves  (12)
      • Miscellaneous Valves  (2)
      • Synchro Valves  (2)
      • Valve Actuator Assemblies  (8)
    • Gas Safety Shutoff Valves  (32)
      • Electro Mechanical  (2)
      • Electro Pneumatic  (1)
      • Gas Valve Bodies  (5)
      • Solenoid  (24)
        • Single  (14)
        • Double  (10)
    • Pressure Switches  (20)
      • Air Pressure Switches  (8)
      • Gas Pressure Switches  (12)
    • Air Blowers  (3)
    • Gas Boosters  (2)
    • Accessories  (17)
      • Air/Fuel Mixers  (1)
      • Gas Filters and Strainers  (5)
      • Ignition Components and Flame Rods  (4)
      • Peep Sights  (1)
      • Pressure Gauges  (1)
      • Valve Proving Systems  (5)
  • Instrumentation  (75)
    • Flame Safety  (53)
    • Recorders  (4)
    • Temperature Controllers  (17)
    • Thermocouples/RTDs  (1)
  • Gas Regulators  (40)
    • Direct Acting  (18)
    • Large Capacity  (5)
    • Lever Action  (8)
    • Pilot Operated  (3)
    • Relief/Back Pressure  (2)
    • Zero Governor/Proportionator  (5)
  • Meters  (7)
  • Heat Exchangers  (5)
  • Propane/LPG Equipment  (16)
    • Mixers  (4)
    • Packaged Systems  (3)
    • Vaporizers  (9)
  • Standard Gas Valve Trains  (2)
  • Standard Control Panels  (1)
  • Boilers  (2)

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