Cafe Amoroso 100 Cup Stainless Steel Coffee Urn - Commercial Double Wall Design - Perfect For Catering, Churches, Banquets, Restaurants - 1 Year Warranty DURABLE: Double wall commercial stainless steel body resists dents and maintains lustre over time when compared to polished aluminum models. NO FILTERS: Built-in filter basket eliminates need for disposable filters. SAFE: With a double wall design the sides of the urn remain cooler than in a single wall design. Accidental touches are less likely to result in burns. SAFE: With a double wall design the sides of the urn remain cooler than in a single wall design. Accidental touches are less likely to result in burns. EFFICIENT: Insulating air fillled space between the inner and outer walls of the urn results in less heat loss and less power drawn by heater.