ML150HPH/Procom Vent-Free Propane Gas Infrared Space Heater - 15000 BTU Get this Vent-Free Gas Infrared Space Heater by Procom from our online store. Model ML150HPH uses propane as its fuel and has Piezo Ignition System. Available with 15000 BTU this heater has a safety pilot with an oxygen depletion sensing safety shutoff system which shuts off the heater if there is not enough fresh air. Procom Vent-Free Gas Infrared Space Heater ML150HPH
* Safety Pilot This heater has a pilot with an Oxygen Depletion Sensing (ODS) safety shutoff system. The ODS/pilot shuts off the heater if there is not enough fresh air.
* Piezo Ignition System This heater is equipped with an automatic control system.
* This system requires AAA batteries (provided).
Note: Vent free heaters do not operate above 4500 feet altitude.