Sanitrux Guardian carts are made to handle any recycling challenge you are faced with in today’s hospital, clinic, care facility, laundry or office environment. Guardian carts are made of rugged Class II fire retardant, structural fiberglass. This means they won’t buckle under heavy loads, are tamper-proof and do not catch fire. In fact, they suppress fire. Guardian carts are used anywhere contents must be kept secure or contained awaiting disposal.