Single wall, standard construction small fuel tanks are often used for farm, irrigation, and other non-commercial uses.
SKID MOUNTED FUEL TANK WITH DISPENSOR, Storage Capacity: 15000 L
HD Farm Refuellers Single Skin Diesel Fuel Tanks - A-FLO Equipment
ATI Rectangular Diesel Aluminum Auxiliary Tank — Tank Retailer
Midwest Industrial Tanks Double Wall Fuel Tank - 250 Gallons
Gasoline Auxiliary Tanks
Farm Tanks and Non-UL Archives - Hall Tank
Side by Side Dual Fuel Tanks & Trailer 1000 gal – EQUIPMENTLAND
Item# A8198 550 Gallon Double Wall UL-142 Fuel Tanks (2, 48% OFF
Transfer Flow Low Profile Under Tonneau Auxiliary Fuel Tank — Tank Retailer
Farm Fuel Tanks - A Guide to Fuel Storage Tanks for Farms.
Wedge Diesel Tanks
Wedge Fuel Tanks — Tank Retailer
300 Gallon Fuel Tank Single Wall