Volume 141 Catalog Page: 172Direct replacement for R-22Similar performance to R-22 with no ozone impactNo oil change requiredCompatible with all mineral and POE oilsDo not mix with other refrigerantsWeitronNU22-B 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 areasR422b-25