The A-40 is a very compact under-fired melter and has the same oil-less design as its larger brothers which reduces warm-up time to approximately 20 minutes. Extra high temperature insulation permits movement from one roof deck to another without burning the operator. Stainless steel fire tube comes standard The A-40’s small dimensions allow it to fit into any elevator or through a standard doorway and the interchangeable power pack allows the contractor to purchase the super-quiet electric unit which is suited to a specific job where noise restrictions may be of concern.