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Mr. Heater Big Buddy Pro 18,000 BTU Radiant Heater, 450 ft² Capacity, Model# MH18B

Item# 5347409
"Mr. Heater Big Buddy Pro 18,000 BTU Radiant Heater, 450 ft² Capacity, Model# MH18B"
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Mr. Heater Big Buddy Pro 18,000 BTU Radiant Heater, 450 ft² Capacity, Model# MH18B

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Mr. Heater Big Buddy Pro 18,000 BTU Radiant Heater, 450 ft² Capacity, Model# MH18B

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$149.99

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  • Emits 4,000, 9,000 or 18,000 BTU/hr radiant heat
  • Designed and approved for indoor and outdoor use
  • Heats up to approximately 400 square feet
  • Big Buddy dual heating system combines radiant heat comfort with convection heat air flow
  • Features emergency low oxygen safety system

  • Prop 65 Warning: See Details

See full description

  • Description

  • Key Specs

  • Reviews

  • Q & A

  • Accessories

  • Warranty

  • Compare

Product Summary

Cold campsites and frozen lakes call for the warmth of a Big Buddy heater. For your next excursion, the Big Buddy with the convenient built-in fan and electronic ignition (battery included) will keep you comfortable with up to 18,000 BTU of heat. Swivel regulators make for easy setup; just screw on two 1-lb propane cylinders or connect to a 20-lb tank using Buddy accessories. The 450 square feet of coverage makes any ice shanty a sauna and any deck a sunroom. With the heaters Life Safety System you won’t sweat too much knowing the oxygen depletion sensor, thermal shut-down system, and tip-over switch are keeping you safe. For all of your indoor and outdoor adventures, the Big Buddy is there for you.

What's Included

    (1) Heater (1) Owners Manual

Downloads

Product Manual

Features + Benefits

  • Emits 4,000, 9,000 or 18,000 BTU/hr radiant heat
  • Designed and approved for indoor and outdoor use
  • Heats up to approximately 400 square feet
  • Big Buddy dual heating system combines radiant heat comfort with convection heat air flow
  • Features emergency low oxygen safety system
  • 3 temperature settings: low, medium, and high
  • Runs 10.8 hours on low / 4.8 hours on medium / 2.4 hours on high
  • Equipped with accidental tip-over switch
  • Built-in high powered fan for improved circulation
  • Thermal shut-down system
  • Features swivel regulators for easy installation of propane
  • Directly connects to two 1 lb disposable propane cylinders
  • Connects to 20 lb cylinder with optional hose and filter
  • Suitable for recreational or professional use
  • Constructed with self extinguishing materials
  • Clean burning and odor-free
  • CSA Certified
  • 3 year warranty
  • Electronic Ignition (battery included - install on the underside of heater)

Key Specs

AttributeSpecification

item#

5347409

Brand

Mr. Heater

Manufacturer's Warranty

3 year limited warranty

Ship Weight

16.05 LB

Heat Type

Radiant

Heat Output

18,000 Btu/hour

Heating Capability

400 ft²

Hardwired

No

Indoor-Outdoor Use

Indoor

Assembled Width

17.5 in

Assembled Height

17 in
AttributeSpecification

Assembled Depth

11 in

Needs Direct Venting

No

Power Cord Length

0 ft

Remote Included

No

Heat Settings

3

Regulator Included

Yes

Tip-Over Safety Switch

Yes

Blower Included

Yes

Oscillating

No

Product Weight

13.5000 lb

Dimensions L x W x H (in.)

11.0 x 17.5 x 17.0 in

Reviews

Questions & Answers

207 Reviews This action will navigate to reviews.

Questions

1–10 of 22 Questions  
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  1. Does it have a battery operated fan

    1. Yes, 4 D batteries.

      Helpful?

    2. Thank you for your inquiry. Yes, this version of the Big Buddy has a fan. Have a great day!

      Helpful?

    3. The heater will come with a battery operated fan. It will require (4) D batteries.

      Helpful?

  2. Do it comes with tank to heat with 

    1. Thank you for your inquiry. No, this heater does not come with propane. Have a great day!

      Helpful?

    2. The heater does not include the propane cylinders or propane tank needed to operate.

      Helpful?

  3. Can it work without electricity

    1. This heater does not require any power to operate.

      Helpful?

    2. Thank you for your inquiry. This heater does not require any power to operate. Have a great day!

      Helpful?

  4. Can ii be use in a room at home

    1. This heater is safe for indoor use.

      Helpful?

    2. Thank you for your inquiry. Yes, heater is safe for indoor use. Have a great day!

      Helpful?

  5. How many cfm is the fan

    1. The Mr. Heater Big Buddy Pro Heater will operate at 10 CFM.

      Helpful?

    2. Thank you for your inquiry. The fan on this heater will run at about 10 cfm. Have a great day!

      Helpful?

  6. The MH18B is advertised as having electronic ignition. Your table of comparisons however show piezo electric ignition. Which is correct?

    1 answer

    1. This heater features electronic ignition and includes an AA battery to power it.

      Helpful?

  7. Can this be used in an apartment with kids  and does it have a smell

    1 answer

    1. This heater can be used indoors, including in an apartment. There may be a small propane smell during startup and shutdown, but there should not be a strong smell during operation.

      Helpful?

  8. What comes in the box and we need to purchase anything for it work straight out the box

    1 answer

    1. This is the heater only. The heater does not include the hose, filter or tank needed to run the heater.

      Helpful?

  9. Is it okay to put this heater in a enclosed space

    1 answer

    1. This heater can be used in an enclosed space without ventilation. The heater will shut itself down before any danger will occur.

      Helpful?

  10. Can you use this heater outside? 

    1 answer

    1. This heater is safe to use outdoors.

      Helpful?

Accessories We Recommend

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See All Hose Assemblies + Regulators
Mr. Heater Hose Connection For Buddy Heaters, 12ft. Length
4.6 out of 5 stars. 109 reviews

Mr. Heater Hose Connection For Buddy Heaters, 12ft. Length

Item # 173646

$32.99
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Mr. Heater Fuel Filter for Buddy Heaters, Model# F273699
4.5 out of 5 stars. 102 reviews

Mr. Heater Fuel Filter for Buddy Heaters, Model# F273699

Item # 173639

$11.99

Warranty

Manufacturer's Warranty

3 year limited warranty

Extend Your Warranty Coverage with a Northern Protection Plan (NPP)

Replacement Plan — 1 Year

A Northern Protection Plan is available after adding the product to your shopping cart.

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Mr. Heater Big Buddy Pro 18,000 BTU Radiant Heater, 450 ft² Capacity, Model# MH18B
4.8 out of 5 stars. 207 reviews

Mr. Heater Big Buddy Pro 18,000 BTU Radiant Heater, 450 ft² Capacity, Model# MH18B

Item # 5347409

$149.99