Whitehall Mfg Thermalators have the best elements of a hot therapy unit to maintain a constant water temperature for comfortable effective therapy. Model T-4-S is recommended for use in small clinics or home use. Models T-6-S and T-8-S are recommended for use in medium sized clinics. 10-3/4″ x 8-3/4″ x 14-1/2″ (275mm x 220mm x 370mm) includes 4 standard Thermal-Packs 10″ x 12″ (254mm x 305mm). Unit is fabricated from heavy gauge, type 304, stainless steel polished to a satin finish. Cover has a continuous hinge pin and a built in stop that will keep it in the upright position when open. Interior wire rack is vinyl coated stainless steel and will hold thermal packs in the upright position. Heating unit has a built-in adjustable thermostat to 165F, and is Underwriters Laboratory listed. On/off switch had a built-in light to indicate unit is on. Thermalator is furnished complete with rack.