All models consist of shells constructed of low carbon steel. Flange mounted heating elements. The shell is wrapped with a minimum of 2 inches of fiberglass insulation and encased within a 20 gauge stainless steel jacket.
Simple installation. Portable, Easily moved Hand-filled, No Plumbing. 120 volt plug-in operation. Compact design includes low-water cutoff 15.5" x 16.25" x 18"