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Details: Mr. Heater 18,000 BTU Big Buddy Pro Series Portable Propane Heater
Brand: Mr. Heater
The Most Popular Portable Propane Heater in North America. This patented radiant 4,000-18,000 BTU Liquid Propane heater connects directly to two 1 lb. cylinders and is the perfect solution for heating enclosed spaces like cabins up to 450 sq. ft. An integrated fan increases the heating capacity of this unit, blending radiant and convection style heat to give you the best of both worlds. Two swivel regulators give you the ability to adapt usage from disposable cylinders to a remote gas supply with the purchase of a single hose and filter. To light the unit, simply push and rotate the knob. The built in Piezo sparking mechanism will take care of the rest. With the Oxygen Depletion Sensor (ODS) and accidental tip-over safety shut-off, you can be sure that you will enjoy years of comfortable indoor safe heat.*WE ARE NOT ABLE TO SELL THIS PRODUCT TO CANADA AND MASSACHUSETTS* **Please note when operating the heater at altitudes over 7,000 FT above sea level the heater may shut off.**
Advantages
- Products can be returned
- 4,000- to 18,000-BTU radiant heater for spaces up to 450 square feet. Approved for indoor/outdoor use; clean-burning; nearly 100-percent efficient
- When operating the heater at altitudes over 7,000 FT above sea level the heater may shut off. Maximum Hours Of Operation- 220.0
- Auto shut-off if tipped over, if pilot light goes out, or if detects low oxygen levels
- Low, medium and high heat level control knob for steady temperatures; connects to propane tank (not included). Note- Due to recent governmental changes to import tariffs, Mr. Heater has removed the fan on some models of the Mr. Heater Big Buddy (MH18B).
- THE USE OF UN-AUTHORIZED ACCESSORIES/ATTACHMENTS WITH THIS HEATER ARE EXPRESSLY PROHIBITED, MAY CAUSE SERIOUS INJURY, AND WILL VOID THE WARRANTY.
Notice
- Is an online purchase
- Delivery may be delayed in some areas.
Buyer Guide For Patio Heaters
Heat Output. Consider BTU (British Thermal Units) ratings – higher BTUs mean more heat coverage. Most residential patio heaters range from 40,000 to 50,000 BTUs.Fuel Type. Choose between propane, natural gas, or electric:
- Propane is portable but needs tank replacement
- Natural gas requires installation but offers continuous operation
- Electric models are easy to use but may have higher operating costs
Coverage Area. Determine the space you need to heat. Standard patio heaters typically warm 100-200 square feet of space.
Design Style. Select from:
– Standing/pole heaters
– Tabletop models
– Wall-mounted units
– Ceiling-mounted options
Safety Features. Look for:
– Auto shut-off if tipped
– Cool-touch exterior
– Weather resistance
– Safety certifications
Mobility. Consider if you need to move the heater around:
– Wheels for easy transport
– Weight and size
– Storage capabilities
Durability. Check for:
– Weather-resistant materials
– Warranty coverage
– Build quality
How to use Patio Heaters
Patio heaters are excellent devices for extending your outdoor entertaining 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 covered areas with low clearance
- 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 for comfort
Safety Tips
- Never leave heaters unattended while in use
- Keep children and pets away from the unit
- Turn off and disconnect when not in use
- Store properly during adverse weather conditions
- Regularly check for damage or wear
Maintenance
- Clean regularly to prevent dust buildup
- Check fuel connections for leaks
- Replace parts as needed
- Store in a dry place during off-season
How to Maintain Patio Heaters
To keep your patio heaters in top shape, start with regular cleaning. Wipe down the heating element and reflectors with a damp cloth to remove dust and debris. Inspect the fuel source; for propane heaters, check the tank for leaks and ensure connections are secure. Perform seasonal checks on ignition systems and replace batteries if necessary. Store heaters indoors during the off-season to protect them from the elements. Always follow manufacturer guidelines for maintenance and safety, ensuring a warm outdoor space for years to come.




