Skip to content
Mr Heater MHU400NGPALP 400k BTU Big Maxx Natural Gas Power Vented Unit H
Mr Heater MHU400NGPALP 400k BTU Big Maxx Natural Gas Power Vented Unit H
Mr Heater MHU400NGPALP 400k BTU Big Maxx Natural Gas Power Vented Unit H
Mr Heater MHU400NGPALP 400k BTU Big Maxx Natural Gas Power Vented Unit H
Mr Heater MHU400NGPALP 400k BTU Big Maxx Natural Gas Power Vented Unit H
Mr Heater MHU400NGPALP 400k BTU Big Maxx Natural Gas Power Vented Unit H
Mr Heater MHU400NGPALP 400k BTU Big Maxx Natural Gas Power Vented Unit H
Mr Heater MHU400NGPALP 400k BTU Big Maxx Natural Gas Power Vented Unit H
Mr Heater MHU400NGPALP 400k BTU Big Maxx Natural Gas Power Vented Unit H

Mr Heater MHU400NGPALP 400k BTU Big Maxx Natural Gas Power Vented Unit H

Delivered in 3-5 Business Days

Currently In stock

$3,304.99 USD
$3,379.99 USD
$3,304.99 USD

Get $82.62 OFF
Your Next Purchase with HOC Rewards

$

The Mr. Heater Big Maxx unit heater will turn your garage or barn into a work space you can use all year round. Uses a built-in high-velocity electric fan to pull cool air in and across the heat exchanger, then forces warm, comfortable air out. Its low profile design requires only a 10 ft minimum ceiling height and 1 in. mounting clearance. Features a high-temperature safety shut-off, gas safety shut-off flame sensor, and an electric spark ignition with a self-diagnostic control module, to bring you peace of mind and years of comfortable, safe heat. Comes as natural gas and includes a propane conversion kit. Requires 120-Volt AC power and can be vented vertically or horizontally - please check local codes and restrictions. This heater offers all the operating versatility and safety you have come to expect from Mr. Heater.

Features

  • Spark Ignition - self diagnostic control module
  • Ships as Natural Gas - LP kit sold seperately
  • Easy external access for thermostat connections
  • Compatible with WiFi / Digital Thermostats (not included)
  • Category 1 Vertical & Category 3 Horizontal venting (kits sold separately)
  • CSA Certified
  • Optional Accessories

Specs

  • Power: 400,000 BTU
  • Heating area: 13,400 sq ft.
  • Dimensions:
    • Length: 28.5"
    • Width: 41.3"
    • Height: 38.6"
  • Weight: 280 lbs
  • Flue exhaust size: 6"
  • Fuel Type: Natural Gas, can be converted to Propane (Sold seperately)
  • Heat Type: Forced Air
  • Gas Safety Shut-off
  • High-Limit Safety Shut Off
  • Spark Ignition
  • Indoor safe
  • Self-Diagnostic Control Mode
  • Aluminized Tubular Heat Exchanger

Shipping:

This product qualifies for Free Shipping. There are no minimum purchase requirements or hidden fees. The price you see is the price you pay, without any surprises at checkout.

Quality assurance is our top priority. Before any item leaves our warehouse, it undergoes a Complimentary Pre-Inspection. This process ensures that what you receive is exactly what you ordered, in perfect condition.

Time is precious, and we respect yours. Our Unparalleled Speed in processing and shipping orders means you won't have to wait long for your purchase. Our efficient logistics team works tirelessly to ensure that your order is dispatched promptly and arrives well within the estimated delivery time of 3-5 Days.

Above all, we prioritize your Peace of Mind. From secure packaging to reliable delivery partners, every step of the shipping process is designed to ensure your order reaches you safely and without any hassle. Plus, our customer service team is always here to help with any questions or concerns, providing you with a worry-free shopping experience.

Warranty:

At HOC, we meticulously select our dealers from a pool of globally renowned entities, ensuring that we offer only the best to you. Our commitment to excellence is further reflected in our offering of the most Comprehensive Warranty Periods among equipment dealers across North America.

This approach allows you to make your selection with a sense of confidence and assurance, knowing well that your purchase is under the protection of a warranty that's as steadfast and dependable as the product itself. We invite you to experience the peace of mind and trust that come with choosing HOC, where your satisfaction and security are our topmost priorities.

To view the specific warranty period applicable to this product, and to delve into the details of your protection, please click the link below.

View details -> clp1e86us000001s65b5i94py

Reviews:

Customer Reviews

Be the first to write a review
0%
(0)
0%
(0)
0%
(0)
0%
(0)
0%
(0)

Compare products

{"one"=>"Select 2 or 3 items to compare", "other"=>"{{ count }} of 3 items selected"}

Select first item to compare

Select second item to compare

Select third item to compare

Compare
Mr Heater MHU400NGPALP 400k BTU Big Maxx Natural Gas Power Vented Unit H

Mr Heater MHU400NGPALP 400k BTU Big Maxx Natural Gas Power Vented Unit H

$3,379.99 $3,304.99
Availability
Vendor