Mr. Heater MHVFB30NGT Vent Free Blue Flame Natural Gas Heater

Last Updated on December 6, 2022 by Vernon Scott

Mr. Heater
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This 30,000 BTU blue flame Natural Gas Vent-free heater is a great supplemented heating system. It is a very effective heater even in the coldest days.

This is a superb device which is equipped with a thermostat to have control over the heating system. It has also a battery-powered electronic ignition.

It also works starting a breeze. You can permanently set it on the wall or you also can fasten it on the floor with brackets of mounting and fasteners.

Features Of This Mr. Heater MHVFB30NGT


It has a clean-burning flame blue colored through a tube burner works by the natural convection system to provide and circulate heat in a comfortable situation. With the ODS (Factory Standard Oxygen Depletion Sensor) system, you can be assured that you will get years of long comfortable warmth without any hassle.

Service capacity

It has great service capacity. It can produce 30,000 BTU in an hour with a great expertise. It can heat the place in quick time to give you instant comfort. Its capacity area is about 1,000 sq ft. So, you can easily use it for a larger place. It works with an Oxygen Depletion Sensor (ODS) which is factory set up will ensure you that you will get continuous heat throughout the year.

Heat controlling system

It has a good thermostat heat controlling system. You can automatically control the heat when necessary. So, it is very user friendly.

Fuel consumption

It is a large area based space heater. This heater runs on natural gas. It should not be used in bathrooms, bedrooms or in recreational vehicles. It is a natural gas-based space heater. So, there is no need for electricity. If electric power is running off for any unavoidable reason, the device will give you continuous service. Moreover, gas-based space heaters always work silently and safely.

Automatic shut off system

Safety measures are always a very important issue for any space heaters. Customers have to consider the issue again and again. Mr. heater 30,000 BTU Natural Gas heater is a superb device in this case. It will automatically shut off when the oxygen level will below. So, it’s a very good user-friendly heating system.

Additional elements

You can have some additional elements to get extra exposure from that device. You can get Blower Fan Kit which is sold separately (F299201) which will help you to produce extra 20k units. It should not be used on 4500 ft from the sea level as it can create some problems over there.

Design and outlook

It is a wall-mounted device. So, its body is not visible all the time. But its white-colored outlook is very catchy. Moreover, its blue flame will give you a contemporary feeling regarding this device. It will give you a feeling or real fire burning.

Smooth circulation

Most of the heaters may give you direct heat and can warm the place with a quick leap. But Mr. heater 30,000 BTU is such a superb device that works very gently.  You will get a smooth and gentleness of warmth which will give you sure satisfaction.


  • Can create 30,000 BTU in an hour
  • Using it with natural gas
  • For large spaces like 1000 sq ft within a short time.
  • Convection type of heat with a blue flame burner
  • For smooth and gentle circulation of warm air integrated blower
  • Automatic temperature control with thermostat
  • Automatic shut off if there is low oxygen system
  • Brackets, legs and other  elements included for wall mounting
  • Elegant outlook and blue flame gives a contemporary feeling
  • Battery powered electronic ignition
  • Can be added with additional elements for extra service


  • Not suitable for bathroom, bedroom or any other small places
  • Not appropriate for very high space

Final thought

It is a great space heating device with a number of good qualities. It can produce high quality but gentle warmness within a very short time. It is a natural gas-based. If you look for propane based large space heater you can go for Dura heat TT-360-Degree Propane space heater. This heater will also give you a great feeling as well. So, think of the perfect one.

Vernon Scott

Vernon is the founder of this cool ( read HOT! ) website. He's superbly experienced on heating technologies as well as having clear ideas about modern heating appliances. Vernon has called him " I am a hot ( this time read COOL! ) guy!"

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