Amazon.com: PowerWell Refrigerant Filter Drier Bi-Flow Liquid Line 3/8 Sweat SFK-083S for CFC HCFC HFC Heat Pump or Straight Cool Air Conditioners from 1 to 5 Tons : Automotive
Sporlan Catch-All Liquid Line Filter Drier 3/4" ODF 30cu. in.
Parker Refrigerant Filter Drier C-163-S - The Home Depot
83-25152-09 - PROTECH Bi-directional Liquid Line Filter Drier - 3