Before applying chemicals, remove any standing water from the urinal bowl using a plunger or a small pump. This ensures the descaling solution reaches the crystals at full strength rather than being diluted.
| Agent | Mechanism | Effective on | Caution | |--------|-----------|---------------|---------| | | Dissolves alkaline salts | Struvite, calcium phosphate | Corrosive; rinse thoroughly | | Citric acid (10–15% solution) | Chelates calcium + lowers pH | All types, especially struvite | Biodegradable, safer for pipes | | Sulfamic acid | Strong descaling | Calcium-based crystals | Avoid mixing with bleach | | Enzymatic urinal treatments | Breaks biofilm + urea | Prevention, mild dissolution | Slower, better for maintenance | how to dissolve urine crystals in urinals
For hardened, stubborn crystals, you need an acid to chemically break the bonds of the salt. Before applying chemicals, remove any standing water from
A slightly milder alternative that is safer for the porcelain surface while still effectively breaking down calcium and uric scale. A slightly milder alternative that is safer for