HIGH-GRADE STEEL welded construction; PREMIUM POL valve assembly DOT APPROVED, X-ray and hydrostatic tested POWDER-COATED for long-lasting exterior protection APPLICATION: 100LB propane tanks are great for mixed heating systems, home fireplaces, dryers, grills, food trucks, catering services, and many more NOTE: This propane tank is EMPTY and comes pre-purged and ready to be filled with gas