Why are white sand crystals clogging my faucets every couple of days?
Fine white sediment or sand crystals are constantly clogging faucet and shower aerators, requiring people to clean them out every day or two. This recurring debris buildup persists for months on end, repeatedly blocking water flow throughout the house.
What people tried
Every workaround mentioned in the threads below. We haven’t tested any of them — and nobody here is claiming they worked.
- 1manually cleaning the aerators periodically
- 2flushing or draining the water heater
- 3letting the aging water heater ride until it starts leaking or replacing it entirely
- 4Cleaning out the faucets every day or two
- 5Replacing shower cartridges
- 6Descaled the tankless water heater
- 7Checking for breaks in the line with the city
- 8soaking the nozzles in CLR and cleaning with a needle
- 9attaching an inline calcium inhibitor
- 10Remove the aerators, run the water for a few minutes, and put them back
- 11Clean out the filters and aerators manually
In their words
Unedited, most upvoted first, each linked to the thread it came from.
“the sink and shower aerators at the parents house regularly end up looking like this. I last cleaned these when I was home in May and I came back and they look like this again.”source ↗
“We have these fine white sand crystals clogging up our shower and faucets throughout our house for about 8 months now.”source ↗
“Every day or two I clean out the faucets.....for 8 months.”source ↗
“We have extremely hard water, and our mister nozzles lasted less than a year before they were clogged.”source ↗
“My idea for cleaning was soak the nozzles in CLR and clean with a needle.”source ↗
“all of my faucet aerators are full of debris: PEX shavings, copper/brass burrs, pieces of teflon tape, there is even a gooey residue which is either pipe joint compound or soldering flux.”source ↗
“I can't even imagine what must be clogging the mesh filter of my fridge's water inlet, washing machine, water dispenser, etc.”source ↗