Skip to main content

Sign In / Enroll

Get rewarded!

4.4 out of 5 stars. 1220 reviews
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

4.41220 Reviews

Item # 135991799

Image showing Liquid Propane Low-Profile Portable Cabinet Heater, 450 sq. ft., 18,000 BTU
Image showing Liquid Propane Low-Profile Portable Cabinet Heater, 450 sq. ft., 18,000 BTU
Image showing Liquid Propane Low-Profile Portable Cabinet Heater, 450 sq. ft., 18,000 BTU
Image showing Liquid Propane Low-Profile Portable Cabinet Heater, 450 sq. ft., 18,000 BTU
Image showing Liquid Propane Low-Profile Portable Cabinet Heater, 450 sq. ft., 18,000 BTU
Image showing Liquid Propane Low-Profile Portable Cabinet Heater, 450 sq. ft., 18,000 BTU
Image showing Liquid Propane Low-Profile Portable Cabinet Heater, 450 sq. ft., 18,000 BTU
Image showing Liquid Propane Low-Profile Portable Cabinet Heater, 450 sq. ft., 18,000 BTU
Image showing Liquid Propane Low-Profile Portable Cabinet Heater, 450 sq. ft., 18,000 BTU
Image showing Liquid Propane Low-Profile Portable Cabinet Heater, 450 sq. ft., 18,000 BTU
Image showing Liquid Propane Low-Profile Portable Cabinet Heater, 450 sq. ft., 18,000 BTU
Image showing Liquid Propane Low-Profile Portable Cabinet Heater, 450 sq. ft., 18,000 BTU
$169.99
Add a protection plan
What's included
Powersport plans are not available in CA & MD.
Neighbor's Club logo
Neighbor’s Club Members earn points with purchases.

Sign in or Join Now

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

4.41220 Reviews

Item # 135991799

Image showing Liquid Propane Low-Profile Portable Cabinet Heater, 450 sq. ft., 18,000 BTU
Image showing Liquid Propane Low-Profile Portable Cabinet Heater, 450 sq. ft., 18,000 BTU
Image showing Liquid Propane Low-Profile Portable Cabinet Heater, 450 sq. ft., 18,000 BTU
Image showing Liquid Propane Low-Profile Portable Cabinet Heater, 450 sq. ft., 18,000 BTU
Image showing Liquid Propane Low-Profile Portable Cabinet Heater, 450 sq. ft., 18,000 BTU
Image showing Liquid Propane Low-Profile Portable Cabinet Heater, 450 sq. ft., 18,000 BTU
Image showing Liquid Propane Low-Profile Portable Cabinet Heater, 450 sq. ft., 18,000 BTU
Image showing Liquid Propane Low-Profile Portable Cabinet Heater, 450 sq. ft., 18,000 BTU
Image showing Liquid Propane Low-Profile Portable Cabinet Heater, 450 sq. ft., 18,000 BTU
Image showing Liquid Propane Low-Profile Portable Cabinet Heater, 450 sq. ft., 18,000 BTU
Image showing Liquid Propane Low-Profile Portable Cabinet Heater, 450 sq. ft., 18,000 BTU
Image showing Liquid Propane Low-Profile Portable Cabinet Heater, 450 sq. ft., 18,000 BTU
$169.99
financeCard Logo
New Cardmembers earn a $50 Reward‡ with qualifying purchase of $50 or more plus earn 5% in Rewards+ on this purchase. Valid through 4/19/26.Apply now

Shopping at

Grassland (franklin) TN

Delivering to

37027

Add a protection plan
What's included
Powersport plans are not available in CA & MD.
Neighbor's Club logo
Neighbor’s Club Members earn points with purchases.

Sign in or Join Now

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

Similar Items

  1. Master Liquid Propane Portable Heater, 18,000 BTU, 450 sq. ft.
    4.3 out of 5 stars with 105 reviews (105)

    Master Liquid Propane Portable Heater, 18,000 BTU, 450 sq. ft.

    $139.99
  2. Master Liquid Propane Single Tank Top Space Heater, 400 sq. ft., 16,000 BTU
    4.5 out of 5 stars with 155 reviews (155)

    Master Liquid Propane Single Tank Top Space Heater, 400 sq. ft., 16,000 BTU

    $69.99
  3. Master Liquid Propane 360 Tank Top Heater, 1,025 sq. ft., 40,000 BTU
    4.7 out of 5 stars with 234 reviews (234)

    Master Liquid Propane 360 Tank Top Heater, 1,025 sq. ft., 40,000 BTU

    $129.99
  4. Master Liquid Propane Tank Top Space Heater, 800 sq. ft., 32,000 BTU, Variable Output
    4.5 out of 5 stars with 211 reviews (211)

    Master Liquid Propane Tank Top Space Heater, 800 sq. ft., 32,000 BTU, Variable Output

    $119.99
  5. Mr. Heater Liquid Propane Big Buddy Portable Heater, 450 sq. ft., 4,000 - 18,000 BTU
    4.7 out of 5 stars with 3676 reviews (3676)

    Mr. Heater Liquid Propane Big Buddy Portable Heater, 450 sq. ft., 4,000 - 18,000 BTU

    $159.99
  6. Mr. Heater Liquid Propane Vent-Free Radiant Heater, 700 sq. ft., 18,000 BTU
    4.6 out of 5 stars with 275 reviews (275)

    Mr. Heater Liquid Propane Vent-Free Radiant Heater, 700 sq. ft., 18,000 BTU

    $279.99
  7. Master Kerosene/Diesel Radiant Heater, 2,000 sq. ft., 80,000 BTU
    3.9 out of 5 stars with 478 reviews (478)

    Master Kerosene/Diesel Radiant Heater, 2,000 sq. ft., 80,000 BTU

    $429.99
  8. Optimus Portable Mini Ceramic Heater
    0.0 out of 5 stars with 0 reviews (0)

    Optimus Portable Mini Ceramic Heater

    $24.99
  9. Mr. Heater Liquid Propane Portable Buddy Heater, 225 sq. ft., 9,000 BTU, Red
    4.5 out of 5 stars with 172 reviews (172)

    Mr. Heater Liquid Propane Portable Buddy Heater, 225 sq. ft., 9,000 BTU, Red

    $99.99
  10. Optimus Portable Ceramic Heater, Thermostat
    0.0 out of 5 stars with 0 reviews (0)

    Optimus Portable Ceramic Heater, Thermostat

    $26.99
  11. Mr. Heater 4,000-9,000 BTU Liquid Propane Portable Buddy Heater
    4.6 out of 5 stars with 1624 reviews (1624)

    Mr. Heater 4,000-9,000 BTU Liquid Propane Portable Buddy Heater

    $99.99
  12. Master Kerosene/Diesel Forced-Air Heater, 3,500 sq. ft., 140,000 BTU
    4.7 out of 5 stars with 2155 reviews (2155)

    Master Kerosene/Diesel Forced-Air Heater, 3,500 sq. ft., 140,000 BTU

    $329.99
    Was $399.99Save $70.00

Items You May Like

  1. Master Liquid Propane Portable Heater, 18,000 BTU, 450 sq. ft.
    4.3 out of 5 stars with 105 reviews (105)

    Master Liquid Propane Portable Heater, 18,000 BTU, 450 sq. ft.

    $139.99
  2. Mr. Heater Propane Cabinet Portable Radiant Heater, 450 sq. ft., 18,000 BTU
    4.7 out of 5 stars with 109 reviews (109)

    Mr. Heater Propane Cabinet Portable Radiant Heater, 450 sq. ft., 18,000 BTU

    $179.99
  3. Mr. Heater Liquid Propane Big Buddy Portable Heater, 450 sq. ft., 4,000 - 18,000 BTU
    4.7 out of 5 stars with 3676 reviews (3676)

    Mr. Heater Liquid Propane Big Buddy Portable Heater, 450 sq. ft., 4,000 - 18,000 BTU

    $159.99
  4. Heat Hog 9000 BTU Portable Propane Heater
    0.0 out of 5 stars with 0 reviews (0)

    Heat Hog 9000 BTU Portable Propane Heater

    $99.99
  5. Mr. Heater Liquid Propane Vent-Free Radiant Heater, 1,000 sq. ft., 30,000 BTU
    4.5 out of 5 stars with 976 reviews (976)

    Mr. Heater Liquid Propane Vent-Free Radiant Heater, 1,000 sq. ft., 30,000 BTU

    $279.99
  6. Mr. Heater Liquid Propane Vent-Free Blue Flame Heater, 700 sq. ft., 20,000 BTU
    4.3 out of 5 stars with 327 reviews (327)

    Mr. Heater Liquid Propane Vent-Free Blue Flame Heater, 700 sq. ft., 20,000 BTU

    $289.99
  7. Mr. Heater Liquid Propane Vent-Free Radiant Heater, 700 sq. ft., 18,000 BTU
    4.6 out of 5 stars with 275 reviews (275)

    Mr. Heater Liquid Propane Vent-Free Radiant Heater, 700 sq. ft., 18,000 BTU

    $279.99
  8. Master Liquid Propane 360 Tank Top Heater, 1,025 sq. ft., 40,000 BTU
    4.7 out of 5 stars with 234 reviews (234)

    Master Liquid Propane 360 Tank Top Heater, 1,025 sq. ft., 40,000 BTU

    $129.99
  9. Master Propane Convection Heater, 1,800 sq. ft., 80,000 BTU
    4.5 out of 5 stars with 512 reviews (512)

    Master Propane Convection Heater, 1,800 sq. ft., 80,000 BTU

    $159.99
  10. Mr. Heater 4,000-9,000 BTU Liquid Propane Portable Buddy Heater
    4.6 out of 5 stars with 1624 reviews (1624)

    Mr. Heater 4,000-9,000 BTU Liquid Propane Portable Buddy Heater

    $99.99
  11. Master Liquid Propane Single Tank Top Space Heater, 400 sq. ft., 16,000 BTU
    4.5 out of 5 stars with 155 reviews (155)

    Master Liquid Propane Single Tank Top Space Heater, 400 sq. ft., 16,000 BTU

    $69.99
  12. Heat Hog 18000 BTU Portable Propane Heater
    0.0 out of 5 stars with 0 reviews (0)

    Heat Hog 18000 BTU Portable Propane Heater

    $149.99

Customers Also Bought

  1. Mr. Heater Liquid Propane Big Buddy Portable Heater, 450 sq. ft., 4,000 - 18,000 BTU
    4.7 out of 5 stars with 3676 reviews (3676)

    Mr. Heater Liquid Propane Big Buddy Portable Heater, 450 sq. ft., 4,000 - 18,000 BTU

    $159.99
  2. Master Liquid Propane Portable Heater, 18,000 BTU, 450 sq. ft.
    4.3 out of 5 stars with 105 reviews (105)

    Master Liquid Propane Portable Heater, 18,000 BTU, 450 sq. ft.

    $139.99
  3. Mr. Heater Liquid Propane Vent-Free Radiant Heater, 700 sq. ft., 18,000 BTU
    4.6 out of 5 stars with 275 reviews (275)

    Mr. Heater Liquid Propane Vent-Free Radiant Heater, 700 sq. ft., 18,000 BTU

    $279.99
  4. Mr. Heater Liquid Propane Portable Buddy Heater, 225 sq. ft., 9,000 BTU, Red
    4.5 out of 5 stars with 172 reviews (172)

    Mr. Heater Liquid Propane Portable Buddy Heater, 225 sq. ft., 9,000 BTU, Red

    $99.99
  5. Mr. Heater Liquid Propane Vent-Free Radiant Heater, 1,000 sq. ft., 30,000 BTU
    4.5 out of 5 stars with 976 reviews (976)

    Mr. Heater Liquid Propane Vent-Free Radiant Heater, 1,000 sq. ft., 30,000 BTU

    $279.99
  6. Mr. Heater Liquid Propane Vent-Free Blue Flame Heater, 1,000 sq. ft., 30,000 BTU
    4.5 out of 5 stars with 1251 reviews (1251)

    Mr. Heater Liquid Propane Vent-Free Blue Flame Heater, 1,000 sq. ft., 30,000 BTU

    $279.99
  7. Mr. Heater Liquid Propane Vent-Free Blue Flame Heater, 700 sq. ft., 20,000 BTU
    4.3 out of 5 stars with 327 reviews (327)

    Mr. Heater Liquid Propane Vent-Free Blue Flame Heater, 700 sq. ft., 20,000 BTU

    $289.99
  8. Mr. Heater 4,000-9,000 BTU Liquid Propane Portable Buddy Heater
    4.6 out of 5 stars with 1624 reviews (1624)

    Mr. Heater 4,000-9,000 BTU Liquid Propane Portable Buddy Heater

    $99.99
  9. Mr. Heater Liquid Propane Journey 6 Patented Indoor Catalytic Heater, 225 sq. ft., 6,000 BTU
    4.0 out of 5 stars with 1 reviews (1)

    Mr. Heater Liquid Propane Journey 6 Patented Indoor Catalytic Heater, 225 sq. ft., 6,000 BTU

    $439.99
  10. Mr. Heater Liquid Propane Buddy Flex Radiant Space Heater and Cooker, 15 sq. ft., 11,000 BTU
    4.2 out of 5 stars with 6 reviews (6)

    Mr. Heater Liquid Propane Buddy Flex Radiant Space Heater and Cooker, 15 sq. ft., 11,000 BTU

    $299.99
  11. Master Liquid Propane 360 Tank Top Heater, 1,025 sq. ft., 40,000 BTU
    4.7 out of 5 stars with 234 reviews (234)

    Master Liquid Propane 360 Tank Top Heater, 1,025 sq. ft., 40,000 BTU

    $129.99
  12. Master Liquid Propane Tank Top Space Heater, 800 sq. ft., 32,000 BTU, Variable Output
    4.5 out of 5 stars with 211 reviews (211)

    Master Liquid Propane Tank Top Space Heater, 800 sq. ft., 32,000 BTU, Variable Output

    $119.99

Reviews

Rating Snapshot

Select a row below to filter reviews.
898 reviews with 5 stars.
151 reviews with 4 stars.
51 reviews with 3 stars.
24 reviews with 2 stars.
96 reviews with 1 star.

Overall Rating

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

Review this Product

Select to rate the item with 1 star. This action will open submission form.
Select to rate the item with 2 stars. This action will open submission form.
Select to rate the item with 3 stars. This action will open submission form.
Select to rate the item with 4 stars. This action will open submission form.
Select to rate the item with 5 stars. This action will open submission form.
Adding a review will require a valid email for verification
  • purchase
  • satisfaction
  • parking
  • price
  • portable
  • ease of use
  • light
  • lighting
1 to 4 of 1220 Reviews .
1 – 4 of 1220 Reviews
Review 1

Cabinet propsne heatet

a month ago
Love our propane heater.
SweepstakesYes
Review 1

Master heater

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

Propane heater

a month 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

a month 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