SUNISO® 3GS oil is designed for lubricating refrigeration and air conditioning compressors. * Capacity: 3.78 liters (1 Gallon) * Type: Refrigeration Compressor Oil * Grade: 3GS * Viscosity: ISO VG 32 * High-quality mineral oil (Naphthenic Mineral Oil) * Suitable for refrigeration systems using refrigerants such as R22, R717 (Ammonia), R600a, and R290, as per manufacturer recommendations. * Excellent low-temperature performance and low wax content. * Belgium – Made in Belgium as shown in the image. * New/unopened packaging if its condition is as it appears in the image.