... 2.Delivery time:20 days 3.Good service after sale 4.competitive price in this line SAD series solid core liquid ... dry and the role of filter, that can effectively filter system residures of water and debris.Feature:Small spherical particles of ... , R134a, R22, R404A, R407C, R410A, R500, R502, R507Maximum working pressure: 4.7Mpa/680Psig, with the UL and CE certification TYPE(in ...