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Modine Hot Dawg Separated Combustion Propane Aluminized Steel Garage Unit Heater 30000 BTU 115V 1 Phase HDS30AS0121

Build Time:
3 to 5 Business Days ?
Ships By:
FedEx Ground

Build Time

The product Build Time you see represented on this site is only a typical number of days the manufacturer states it needs to build the product(s) when ordered. Build times are based on business days (excludes weekends & holidays).

The build time does not include the time it will take to ship the order to you (the customer). If an order has multiple items and comes from multiple warehouses, you may receive part of your order on one day, and then receive the remaining part(s) of your order at a later date.

*Please be aware that seasonal demand of certain equipment may cause build times to run longer than what is typical.

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The Hot Dawg® separated combustion garage heater pulls 100% of the combustion air from outside, making this unit ideal for workspaces such as wood shops or a garage where paint or flammable materials are used regularly. The fresh air supply reduces the common concerns about performance and durability that can come when working in a dusty or particulate laden environment.

Modine’s Hot Dawg® is available in 6 models sizes, ranging from 30,000 – 125,000 BTUs. All models can run on propane or natural gas, depending on your needs.

Certified for residential, commercial, and industrial use.

Mounting Height (Max ft.): 10'

Heat Throw (ft.): 25' 

Made in the USA
Draws fresh air from outside, ensuring dust, dirt or fumes do not affect durability or performance
Factory assembled, certified separated combustion. No add-ons needed allow for an easier and quicker installation providing greater durability and reduced maintenance.
Quiet operation allows your space to be warm without the distraction of a loud machine running in the background
Unit can easily be rotated to allow for convenient right or left side control placement NOTE: For model sizes 30-75
Fuel type: Natural or propane gas
Low-profile, lightweight design easily installs 1" from ceiling with only two angle brackets NOTE: Included on sizes 30-75, accessory for sizes 100, 125
Casing construction made of heavy gauge metal
Full 10-year warranty on heat exchanger
Permanently lubricated motor for maintenance-free dependability
Single- or two-stage controls available
Direct spark ignition for reliable and consistent ignition
100% shut-off with continuous retry to allow for safe ignition in the event the unit doesn't light on the first try
Factory installed finger proof fan guards
Model No.:
Made In U.S.A.:
BTU High:
Dimension Inches:
Width: 26.8" Depth: 22" Height: 12.2"
Limited Warranty:
Heat Exchanger: 10 Year
Temperature Rise F:
Weight lbs.:
Notice: Manufacturer's products features and specifications are subject to change without notice.
California Residents: warning WARNING- This product may contain chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. For more information, please visit


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