Home » 2166-300 | Millivolt Gas Valve (NG)
2166-300 – Millivolt Gas Valve (NG) – (Special Order) - Total Hearth
2166-300 – Millivolt Gas Valve (NG) – (Special Order) - Total Hearth
2166-300 – Millivolt Gas Valve (NG) – (Special Order) - Total Hearth
2166-300 – Millivolt Gas Valve (NG) – (Special Order) - Total Hearth
2166-300 – Millivolt Gas Valve (NG) – (Special Order) - Total Hearth
2166-300 – Millivolt Gas Valve (NG) – (Special Order) - Total Hearth
2166-300 – Millivolt Gas Valve (NG) – (Special Order) - Total Hearth
2166-300 – Millivolt Gas Valve (NG) – (Special Order) - Total Hearth
Heatilator

2166-300 | Millivolt Gas Valve (NG)

Special order item - may require extra time to fulfill and ship. Special order parts are non-returnable.

In stock
SKU: SO-21019
$169.99

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2166-300 – Millivolt Gas Valve (NG) 

Ensure safe ignition and consistent flame control in your gas appliance with this OEM-style natural gas millivolt valve. Designed as a direct replacement for Heatilator 2166-300, this valve is widely compatible with multiple fireplace and stove brands, making it an essential part for technicians and homeowners alike.

Key Features

  • OEM Replacement for Heatilator 2166-300 – Precision fit and dependable performance
  • Millivolt Ignition Compatible – For use with standing pilot ignition systems
  • Natural Gas Use Only – Calibrated specifically for NG (not for LP/propane)
  • Broad Compatibility – Trusted by multiple fireplace and stove manufacturers
  • Durable & Field-Tested – Built to withstand high-heat operating conditions

Specifications

  • Gas Type: Natural Gas (NG)
  • Ignition Type: Millivolt (standing pilot)
  • OEM Brand: Heatilator
  • Replaces OEM #: 2166-300
  • SKU: NBK-21019
  • UPC: Not Provided

Equivalent To (Cross References)

  • Heatilator / Heat-N-Glo / Quadrafire: 2166-300
  • Hearthstone: 7211-310, 7211-320
  • Enviro: 50-1421, EC-006
  • Comfort Glow: 10449602
  • Lopi (Travis Industries): 250-04377
  • Pacific Energy: 5007.05
  • Regency (FPI): 910-478, 910-378
  • Archgard: 308-0012

Important Fitment Note

• This valve is designed exclusively for Natural Gas (NG) systems. Always verify your appliance’s original part number and gas type before ordering. Not for use with LP (propane) appliances.

Why Choose the 2166-300 NG Gas Valve?

This OEM-equivalent millivolt gas valve ensures safe performance, dependable ignition, and broad compatibility across many leading brands. Whether you’re replacing a failed valve or performing preventative service, this part guarantees reliable operation. Order now for fast shipping and peace of mind.