WITH DOUBLEWALLED 18GA STEEL CONSTRUCTION AND 14GA FRONT DOOR OUTSIDE PANELS THE COUNTERHEIGHT JAMCO PAINT AND INK CABINET KEEPS FLAMMABLE AND HAZARDOUS PAINT AND INK SAFELY LOCKED AWAY WHILE THE 2 LEAKPROOF SILL HELPS CONTAIN ANY LEAKS A 112 AIR SPACE BETWEEN WALLS PROVIDES EXCELLENT INSULATION A GALVANIZED STEEL SHELF ADJUSTS ON 3 CENTERS TO GIVE YOU A VARIETY OF FLEXIBLE STORAGE OPTIONS AND ADJUSTABLE LEVELING FEET HELP ASSURE THE CABINETS STABILITY 4 HEAVYDUTY WELDED HINGES WITH BRASS