Flame King FlameKing YSN-301 Propane Tank-30 Pound Refillable Steel Cylinder with Type, 30 lb SAFETY FIRST - Flame King Tanks are pre-purged vacuum ready for filling with LP Gas - They are X-ray and hydrostatic tested plus Department of Transportation (DOT) and Transport Canada (TC) certified HIGH QUALITY - Each tank is constructed from high grade welded steel and powder coated for long lasting durability. PREMIUM VALVE - Premium OPD (overfilling prevention device) valve assembly which is required by law in most states, if your tank doesn't have this, most places won't fill it! LEADING the INDUSTRY - Flame King is a long standing company and the leader of propane storage solutions. Flame King prides themselves on making the highest quality, most premium refillable propane tanks on the market. You can find Flame King tanks for all your needs from refillable 1 lb canisters all the way up to 100lb tanks SUIT YOUR NEEDS - Larger than the more commonly used 20lb tank, this 30lb tank will connect to anything a 20lb tank connects to (but may not fit in grills with cabinet style storage), it also works with RVs or trailers, propane tank attachable heaters and other related accessories