Big Buddy #MH18B propane radiant heater - 18,000 btu

18k BTU Portable radiant heater by Mr Heater. 3 heat settings. Emergency, tent, camper, workshop, jobsite, picnic, tailgaiting, sporting event, barn/shed, hunting blind, ice fishing and more. Indoor/outdoor heater. Heats spaces up to 250 sq ft.

Our Price:


* Quantity:
Sorry, Out of Stock
Part Number: MH18B
Manufacturer: Mr Heater
Share |
Tip over switch. Built in oxygen depletion sensor (ODS).

Attach one or two - 1lb cylinders for outdoor use. Attach Lp hose and connect to your 20lb tank when using indoors. Hose sold separately.

Built-in fan for enhanced heating. 4 x D-Cell batteries or 6 volt A/C adapter required. Accessories not included.

Ventilation required if using indoors. See owners manual.

Heater assembled.
  • Twice the heat of the small model
  • Built in fan for accelerated indoor heating
  • Designed and approved for safe indoor use
  • Automatic low oxygen shut-off
  • Free standing or wall mountable
  • Quiet, odor free, lightweight and portable
  • Not designed for use above an altitude of 7000 feet
Dimensions17" W x 17 1/2" H x 10" D
Coverage70 - 250- 400 sq. ft.
Fuel TypePropane
Fuel Consumption0.17 - 0.3 - 0.6 lbs gph

*Note - these manuals are for your convenience and may not represent the actual product as manufacturers are constantly making revisions

Related Items
Thumbnail Product Name Price
16oz to 20lb propane tank conversion kit #F273701 $ 13.30
16oz / 1lb propane bottle refill adapter #F276172 $ 9.90
Weber quick connect adapter #F276329 $ 4.05
Fuel filter for propane tank conversion kit hoses #F273699 $ 5.50
16oz to 20lb conversion kit - 12ft long #F273702 $ 18.40
Big Buddy Power Adapter #F276127 $ 9.15