<p>Enjoy 18,000 BTU/hr output from your portable heater with the Mr. Heater® Big Buddy™ Propane Heater. Packed with safety features, the Big Buddy can be trusted to heat up to 400 square feet of space for up to 220 hours (on low position). Built-in thermal protection probe and low-oxygen shutoff pilot safety system provide peace of mind while using. Durable porcelain-coated reflector. Big Buddy Propane Heaters have 3 settings; low= 4,000 BTU; med= 9,000 BTU; high= 18,000 BTU. CAS Certified in United States for Indoor Use (Except Massachusetts). CAS Certified for Outdoor Use only in Canada and Massachusetts. <br> Manufacturer model #: F274805.</p> <ul> <li>Big Buddy Propane Heaters have 3 settings; low= 4,000 BTU; med= 9,000 BTU; high= 18,000 BTU</li> <li>Powerful 18,000 BTU/hr portable heater</li> <li>Heats up to 400 square feet of space</li> <li>Runs up to 220 hours on low setting</li> <li>Built-in thermal protection probe</li> <li>Low-oxygen shutoff pilot safety system</li> <li>Durable porcelain-coated reflector</li> <li>CAS Certified in United States for Indoor Use (Except Massachusetts)</li> <li>CAS Certified for Outdoor Use only in Canada and Massachusetts</li> </ul> <p><strong>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)</strong></p>