Maxitrol FMI NG Regulator for FMI and Desa Gas Stoves models such as FMI Ember Master Concrete 18, 24, 30 Manual Dual, FMI Ember Master Fiber 18, 24 Manual Dual Flame, and the Desa S39NT

Measurements: 3" x 2 1/2"

Fuel: NG (Natural Gas)