Expand image📰00Any idea what these deposits are in this aerator? They're rock hard, feel like grit or sand. Should I be concerned?Reddit r/Plumbing·u/rurikloderr·about 1 month ago#G4pT05nP#idea#deposits#aerator#rock#hard#photo+3 more🧰Tag tools✨Add tagReading 0:0015s thresholdBookmarkFrom Reddit - r/plumbing: Any idea what these deposits are in this aerator? They're rock hard, feel like grit or sand. Should I be concerned? Expand ContentAnonymous readers can preview up to 1024 characters here. Log in to unlock the full article once ingest succeeds.0Read later0Read More