Forma Splint 24 1 2 X 18 1 2 (Interior Tank Size) Physician Supplies Blood pressure chart: What your MSHQ MENM375 Blood pressure chart: What your reading means Mayo Clinic Arrhythmia hint Spacious stainless steel interior accomodates splinting sheets up to 24 x 18 working tank with a cover * Features dual thermostatic controls on high (175oF) and low (160oF) that can be adjusted individually * Dual independent heating elements for both settings provide quick warm up and automatically convert to a more effecient circuit once the working temperature is reached * Grounded hospital grade plug and high heat safety switch *