Refrigerant pipe solder Home › Forums › Archives › Old Bulletin Board Archives › Refrigerant pipe solder This topic has 1 reply, 2 voices, and was last updated 25 years, 3 months ago by Kris Cotharn. Viewing 1 reply thread Author Posts 9 Jul 1999 at 5:19 am #284265 SHAHID ASHFAQ SYED Is silfloss solder alright to use on refrigerant piping instead of silver solder? 9 Jul 1999 at 10:44 pm #306706 Kris CotharnParticipant It is the most commonly used solder, so the answer is yes.: Is silfloss solder alright to use on refrigerant piping instead of silver solder? Author Posts Viewing 1 reply thread The forum ‘Old Bulletin Board Archives’ is closed to new topics and replies.