Lab-Line chromatography refrigerators are available in three models - 23, 47, and 69 cu. ft. All have CFC-free insulation and coolant. 2" foamed-in-place polyurethane insulation. Adjustable thermostat control from 1° to 10°C. Temperature control of ±0.5° at 4°C. Triple tempered glass doors. Two 2" diameter PVC access ports for gassing applications. White vinyl exterior coating is durable and chemically resistant. Interior construction is .040 aluminum with baked-on enamel finish. Vapor-proof outlets. Manual defrost. Additional accessories are available. Specifications: R4053-1/1E: Refrig. Section (W"xH"xD"): 24 x 61.5 x 27, Temp. Range/Refrig.: 1 to 10° C, Shelves: 4, Duplex Outlets: 1, Shipping Weight: 311 Lbs. R4053-2/2E: Refrig. Section (W"xH"xD"): 50.75 x 61 x 24.5, Temp. Range/Refrig.: 1 to 10° C, Shelves: 8, Duplex Outlets: 2, Shipping Weight: 495 Lbs. R4053-3/3E: Refrig. Section (W"xH"xD"): 75 x 61.5 x 27, Temp. Range/Refrig.: 1 to 10° C, Shelves: 12, Duplex Outlets: 2, Shipping Weight: 678 Lbs.