For heating, we use various residential propane tank sizes. 100-gallon propane tank is the smallest of these tanks. We are going to look into how long will a 100-gallon propane tank last for heating a house. The math here seems simple at first. For example, if we use 2 gallons of propane per day for … Continue reading How Long Will A 100-Gallon Propane Tank Last For Heating? (Calculated)