DIVERSIFIED WOODCRAFTS Flammable Storage Cabinet - 60 gallon This cabinet complies with the National Board of Fire Underwriters Code No. 30 which is recommended by the National Fire Protection Association (NFPA). Made for storing combustible and flammable liquids, this cabinet has double walled panels on the top, back, sides and bottom. There is a 1 1/2" air space between the inner and outer panels. The cabinet is made from 18 gauge steel. Included with this cabinet is a shelf, three point lock and leveling feet, one on each corner. The cabinet is constructed to include 2" pipe screened flame arrestor vent on each side and a 2" leak-proof sill on the bottom. The door is mounted using full length piano hinges. Oversize shipping for this product is $368.95.