Propane Refill, By the Gallon, PROPANE at Tractor Supply Co.
Apr 10, 2021·Propane refill services up to 100 lb. (25 gal.), including for RV tanks; Refilling your propane tank is a better value than an exchange: You keep your tank, we fill to the maximum legal limit and we only charge for the number of gallons we fill; Exchange tanks are not filled to the maximum legal limit, 20 lb. tanks often contain only 15 lb. of fuel