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4.4 out of 5 stars. 1220 reviews
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Master Liquid Propane Low-Profile Portable Cabinet Heater, 450 sq. ft., 18,000 BTU

4.4

(1220 Reviews)

|

Item # 1359917

$169.99
A woman outside with a dog
A woman outside with a dog

Master Liquid Propane Low-Profile Portable Cabinet Heater, 450 sq. ft., 18,000 BTU

Master Liquid Propane Low-Profile Portable Cabinet Heater, 450 sq. ft., 18,000 BTU

Item # 1359917

$169.99
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Master Liquid Propane Low-Profile Portable Cabinet Heater, 450 sq. ft., 18,000 BTU

Item # 1359917

$169.99
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New Cardmembers earn a $20 Reward with qualifying purchase of $20 or more plus earn 5% in Rewards+ on this purchase. Valid through 6/28/26.

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Grassland (franklin) TN

Out of stock delivering to

37027

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Powersport plans are not available in CA & MD.
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Don't let the chill steal your fun. Whether you're camping, ice fishing, tailgating, or in your workshop, trust the Master MH-18-PNCH-A Low-Profile 18,000 BTU Portable Cabinet Heater to warm things up with clean, instant, radiant heat. This durable, portable heater can heat up to 450 sq. ft. and run continuously for 65 hours, depending on which of its three heat settings you're using. Piezo ignition means no electricity required, and features such as the safety tip-over switch and built-in oxygen depletion sensor help keep you safe.

For additional information on this product, please see the Product Documents section for all downloadable user manuals, installation guides, brochures and warranty statements.

Looking for more information on heaters? Check out our guide on heaters in the product documents section.

  • Portable cabinet heater with no electricity required
  • Advanced safety features include tip-over shut off, high-temperature limit shut-off, flame-out fuel cut, a thermocouple and a robust safety guard
  • The propane heater is easily mobile with front-locking castors
  • LP cylinder hose and regulator included
  • 1-year warranty

Q&As

1 - 10 of 135 Questions

Q: Greenhouse suitable

3 months ago
1 Answer
  • A: Hello, the Master Liquid Propane Low-Profile Portable Cabinet Heater (18,000 BTU) is technically capable of heating a greenhouse up to 450 sq. ft., it is not generally recommended for this specific use by experts due to its vent-free design.
    3 months ago
    Helpful?

Q: How much propane will it use in 8 hours

4 months ago
1 Answer
  • A: In 8 hours, the Master Liquid Propane Low-Profile Portable Cabinet Heater (MH-18PNCH-A) will use approximately 6.64 lbs of propane if run continuously on its highest setting (18,000 BTU).
    4 months ago
    Helpful?

Q: Can this be used indoors

4 months ago
1 Answer
  • A: Hello, thank you for your question. The user manual states, "FOR OUTDOOR USE. INDOOR USE PERMITTED ONLY FOR: The temporary heating of adequately ventilated buildings or structures under construction, alteration or repair!"
    4 months ago
    Helpful?

Q: Is this product safe for indoor use?

4 months ago
1 Answer
  • A: Hello, thank you for your question. The user manual states, "FOR OUTDOOR USE. INDOOR USE PERMITTED ONLY FOR: The temporary heating of adequately ventilated buildings or structures under construction, alteration or repair!"
    4 months ago
    Helpful?

Q: does it have built in fan

4 months ago
1 Answer
  • A: No, the Master Liquid Propane Low-Profile Portable Cabinet Heater, 450 sq. ft., 18,000 BTU does not have a built-in fan. This model is a radiant heater, designed to operate without electricity and be "whisper quiet". It produces heat that warms objects and people directly (like the sun) rather than heating and blowing air, so it does not require a fan to operate. Its portable design on castors allows you to direct the heat where needed.
    4 months ago
    Helpful?

Q: Why does it say for indoor/outdoor use when it is not supposed to be used indoors ?

4 months ago
1 Answer
  • A: Hello, thank you for your question. Master permits indoor use for this heater under specific conditions. The user manual states, "FOR OUTDOOR USE. INDOOR USE PERMITTED ONLY FOR: The temporary heating of adequately ventilated buildings or structures under construction, alteration or repair!"
    4 months ago
    Helpful?

Q: For indoor use does it require a propane tank inside our home

4 months ago
1 Answer
  • A: Hello, thank you for your question. The user manual states, "FOR OUTDOOR USE. INDOOR USE PERMITTED ONLY FOR: The temporary heating of adequately ventilated buildings or structures under construction, alteration or repair!"
    4 months ago
    Helpful?

Q: Are these safe to use inside a house to heat with

4 months ago
1 Answer
  • A: No, the Master Liquid Propane Low-Profile Portable Cabinet Heater, 450 sq. ft., 18,000 BTU, is not intended for use inside a house or residential living areas. The manufacturer explicitly states "NOT FOR HOME OR RECREATIONAL VEHICLE USE" in the manual.
    4 months ago
    Helpful?

Q: Does it have automatic shut off when get so hot

4 months ago
1 Answer
  • A: Yes, the Master Liquid Propane Low-Profile Portable Cabinet Heater, 450 sq. ft., 18,000 BTU is equipped with a safety shut-off feature in the event it gets too hot. This is known as a high-temperature limit shut-off, which automatically turns off the unit to prevent overheating hazards.
    4 months ago
    Helpful?

Q: Easy to move with rollers

4 months ago
1 Answer
  • A: Hello, thank you for your question. Yes, the included rolling casters makes this heater easy to move around.
    4 months ago
    Helpful?
1 - 10 of 135 Questions

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898 reviews with 5 stars.
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Overall Rating

4.4
389 out of 450 (86%) reviewers recommend this product

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1 to 4 of 1220 Reviews .
1 – 4 of 1220 Reviews
Review 1

Cabinet propsne heatet

3 months ago
Love our propane heater.
SweepstakesYes
Review 1

Master heater

3 months ago
Straight out of the box had a faulty regulator valve
SweepstakesYes
Review 1

Propane heater

3 months ago
I bought this as a back up heater if the electricity was out. We had just had a big ice storm in our area and it was recommended by my stepson.
SweepstakesYes
Reagan,Tennessee
Review 1

Portable propane heater

3 months ago
Very nice design and detail.Very easy to setup and use. Heats our utility area very good. East to store when not in use.
SweepstakesYes