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Details: Mr. Heater MH125KTR 140,000 BTU Forced Air Kerosene Heater for Outdoor Use – Construction Sites, Garages & Workshops – Black
Brand: Mr. Heater
Mr. Heater 140,000 BTU Kerosene Forced Air Heater brings powerful, reliable warmth to large spaces up to 3,500 sq. ft., making it ideal for use as a construction site or outdoor workspace heating solution. Engineered for demanding environments, it provides continuous, strong heat wherever you need it most. Equipped with a built-in thermostat, this diesel shop heater allows precise temperature control, while the continuous ignition ensures easy startup every time. Glove-friendly controls and an accessible fuel gauge make operation smooth and hassle-free, even in challenging conditions. This heater runs on kerosene, diesel, fuel oil, and Jet A Fuel (JP8), offering flexible fuel options for well-ventilated spaces or outdoor areas. Safety is paramount with this heater. Equipped with a high-limit safety switch and a photo CAD cell, it automatically shuts off in unsafe conditions, so you can focus on the job with peace of mind. Built for efficiency and safety, this heater combines high-performance heating with heavy-duty construction, perfect for all your on-site and garage heating needs.
Advantages
- Products can be returned
- POWERFUL HEAT OUTPUT: Delivering 140,000 BTUs; this kerosene shop heater efficiently heats up to 3,500 sq. ft. by blowing heated air for even distribution throughout your job site, barn, or workshop
- TORPEDO HEATER SAFETY FEATURES: Equipped with a high-output enclosed motor for protection from harmful elements; a high-limit safety switch that shuts off the heater if it overheats; and a photo CAD cell to ensure proper fuel combustion
- FUEL FLEXIBILITY: This heater runs on kerosene, diesel, fuel oil, and Jet A Fuel (JP8); providing versatile fuel options to keep any workspace warm, regardless of conditions
- USER-FRIENDLY WORKSHOP HEATER: Features a built-in thermostat for precise temperature control; continuous ignition to keep the flame steady without manual relighting; and a fuel gauge for quick, hassle-free monitoring of fuel levels
- TOUGH, MOBILE CONSTRUCTION: Our kerosene heaters feature dual powder-coated steel handles, flat-free tires, and a split upper shell for easy maintenance; making them built to withstand rugged job sites
Notice
- Is an online purchase
- Delivery may be delayed in some areas.
Buyer Guide For Patio Heaters
When shopping for a patio heater, consider factors such as heating capacity, fuel type, design, and safety features. Patio heaters typically come in three fuel types: propane, natural gas, and electric. Propane heaters are portable and easy to use, while natural gas heaters require a fixed gas line but offer continuous heating. Electric heaters are eco-friendly and ideal for smaller spaces.Look for a heater with sufficient BTU output to warm your desired area, and ensure it has safety features like tip-over protection and automatic shut-off. Additionally, choose a design that complements your outdoor decor, whether its a freestanding, tabletop, or wall-mounted model. Finally, check for weather resistance and durability to ensure it withstands outdoor conditions.
How to use Patio Heaters
Patio heaters are excellent devices for extending your outdoor entertainment season by providing warmth during cooler weather. Here’s a comprehensive guide on how to use them safely and effectively.Choosing the Right Location
- Place the heater on a flat, stable surface
- Keep at least 3 feet clearance from walls and flammable objects
- Avoid placing under low-hanging trees or covered areas
- Ensure proper ventilation in partially enclosed spaces
Starting and Operating
1. Check fuel levels (propane tank or electrical connection)
2. Follow manufacturer’s lighting instructions
3. Allow 5-10 minutes for the heater to reach full temperature
4. Adjust heat settings as needed
5. Position seating within the heater’s effective radius (typically 6-10 feet)
Safety Tips
- Never leave the heater unattended while in use
- Turn off and disconnect when not in use
- Keep children and pets away from the unit
- Store properly during adverse weather conditions
- Regularly check for damage or wear
How to Maintain Patio Heaters
Regular maintenance of your patio heater ensures optimal performance and longevity. Start by cleaning the exterior with a damp cloth and mild soap. Check the gas connections for leaks using soapy water and look for bubbles. Clean the burner regularly to prevent blockages, and remove any debris or spider webs.Store your heater in a dry place during off-seasons, and always cover it when not in use. Replace the propane tank when needed and inspect the ignition system periodically. Check reflectors and heat shields for damage, and tighten any loose screws or fittings.
Remember to follow manufacturer guidelines and prioritize safety by keeping flammable materials away from the heater.




