The primary culprit in most blocked urinals is "uric scale" or "uric salt." When urine reacts with the minerals in hard water, it creates a solid, calcified deposit that clings to the inside of the pipes. Over time, these deposits narrow the diameter of the pipe until water can no longer flow through.
: Small items like chewing gum, cigarette butts, paper towels, and vapes are frequently flushed and get trapped in the trap or pipework.
Avoid standard drain cleaner (Drano/Liquid Plumber). These are caustic and generate heat, which can crack a urinal or melt ABS plastic pipes. Instead, use a or sulfamic acid crystals .
If water lingers in the basin for several seconds (or minutes) after a flush, a partial blockage is likely forming.
(Non-toxic, safe for all pipe materials and septic systems). Urinal Descalers (Acid-Based)
Ensure sensors are active and batteries are charged. Infrequent flushing allows urine to sit in the trap and crystallize.
A is a major disruption that creates unhygienic conditions, foul odors, and a terrible impression for businesses and facilities. Unlike standard toilet clogs, urinal blockages are usually caused by a unique chemical reaction between uric acid and the calcium in hard water. This reaction forms a thick, crystalline scale known as uric scale , which slowly chokes off water flow.
Once a month, pour a biological urinal cleaner down the drain at night. These enzymes literally "eat" the uric acid before it turns to stone. This is non-toxic and safe for all pipes.
: Install screens to catch debris like gum or paper before it enters the drain.
Remove the urinal drain cover or chrome grate using a screwdriver.
: Ensure the flush mechanism is working correctly to prevent urine from stagnating and precipitating into crystals.
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