Recessed Specimen Pass-Thru Cabinet provides a convenient passage for specimen collection from patient area to laboratory. Ideal for use in hospitals, health care and housing facilities. Constructed of corrosion resistant stainless steel with a satin finish. Interlocking mechanism prevents both doors from being open at the same time. Features self-closing doors and a removable stainless steel tray. Cabinet mounts in walls 3" to 5-3/4" thick.