Cabinet Construction Standard model features powder-coated door, front, and sides. Interior has 304 stainless steel on door liner, top, bottom, back and sides. Two 2" I.D access ports, one on each side, with access port cover and insulation plug located on plug located on side wall of the chamber. Doors Positive magnetic seal, reversible. Insulation Entire cabinet structure and doors insulated using 2″ polyurethane foam. Shelving 3 stainless steel wire shelves included. Shelves capable of supporting up to 150 lbs of evenly distributed weight. Full height shelf support pilasters, with double oblong holes on 1/2" centers. Pilasters made of the same material as cabinet interior. Stainless steel shelf clips to be included for each shelf. Downloads Download Specification Drawing Cooling System Top mounted, thermoelectric cooling system. Peltier based technology is solid state, highly efficient, reliable. Semi-Redundant cooling capability. Cooling surfaces act as dehumidifying modules at 25°C/60%RH and 30°C/65%RH Humidity Control NIST traceable 0.8% Rotronic humidity sensor w/cert. Solid state controlled, ultrasonic humidifier with ceramic/titanium disk for long life. Popular options include chart recorder and TraceLock electronic/audit capable locks. View Product Applications and Use Cases for the PH034 Stability Chamber Compact yet powerful, the PH034 stability chamber is an excellent choice for organizations requiring a high-capacity solution in a smaller footprint. This model is commonly used in academic research labs, biotechnology firms, and cosmetics companies for conducting detailed stability and shelf-life testing. Its size makes it a versatile option for environments with space constraints, without sacrificing the robust environmental controls necessary for high-performance testing.