Volume 141 Catalog Page: 172R-22 retrofit with similar capacity and operating pressureZero ozone depletion potentialRecommend adding 20% POE oil or switch for retrofitCompatible with mineral, AB or POE oilsNo expansion valve replacement requiredDo not mix with other refrigerantsWeitronR-427A refrigerantDimensions: 10-in W x 17-in HNet weight: 25-lb1/4-in RH thread valve fittingAdditional freight charges will apply for shipments outside our local delivery areas