Major® Calcium Carbonate Antacid, 1 Bottle Heart Rate Monitors print the report Style:Right Ear print the report 19 1 2 x 11 7 8 (Interior Tank Size) * A compact design makes this model ideal for clinical use accomodating sheets up to 19 x 11 * Compact and rugged it also features a stainless steel housing trimmed in black with an insulated stainless steel hinged cover * Variable temperature thermostat maintains water at controlled temperatures between 150oF and 190oF * As in the 1501 the drain system and valve are 100% brass and both models also have an integral digital thermometer for easy monitoring of water temperature * Grounded hospital grade plug and high heat safety switch * Compare to active ingredient in Tums® – a registered trademark of Haleon 500 milligrams of calcium carbonate per tablet