$64.99 5 Steps to Hooking up Your Mr. Heater Big Buddy Heater to a 20 lbs. Propane Tank - Family 
How to connect 20 lb Propane tank to Mr. Heater Big Buddy : increase how long it can run - YouTube
Mr. Heater Big Buddy with 20 lb Propane Tank. How Long Will It Run on 20 lb | East Texas Homestead
