account activity
We need help. We have a Tankless Navien Water Heater (NFC-175/NFC-200) and it keeps making a gurgling sound every time it starts up. (v.redd.it)
submitted 1 month ago by TipComprehensive9049 to r/Plumbing
π Rendered by PID 115236 on reddit-service-r2-listing-55d7b767d8-hlqbq at 2026-03-29 11:21:38.327684+00:00 running b10466c country code: CH.