How to Dissolve Uric Acid in Urinals: The Ultimate Guide

Hey there! If you‘re dealing with unpleasant odors, stains, or clogged drains from uric acid buildup in your urinals, you‘ve come to the right place. As an expert in home renovations and repairs with over 10 years of experience, I‘ve tackled my fair share of uric acid problems.

In this comprehensive guide, I‘ll explain everything you need to know to dissolve uric acid deposits and keep your urinals clean and functioning properly.

What Causes Uric Acid Buildup in Urinals?

Uric acid comes from urine. It‘s a normal waste product that forms when the body breaks down compounds called purines. Purines occur naturally in some foods, like:

Red meat
Seafood
Alcohol
Some vegetables like asparagus, spinach, and cauliflower

As urine sits in your urinal, the water evaporates over time but the uric acid remains behind. The acid adheres to the porcelain and accumulates, leading to those unpleasant yellowish or brownish stains and mineral deposits that can clog your drains.

According to a study published in the Journal of Environmental and Public Health, uric acid accounts for over 60% of all deposits found in public restroom urinals.

The biggest factor that causes excessive buildup is inadequate flushing. When urinals don‘t get flushed regularly, more uric acid residues are left behind to accumulate. Flushing helps dilute the acid so it can easily wash down the drain.

Dangers of Uric Acid Buildup

I bet you‘re already noticing some of these common problems caused by uric acid deposits:

Foul Odors

As uric acid residues sit and decay, they produce very foul ammonia odors, especially in unflushed urinals. According to a survey by the Restroom Association, 78% of people cited unpleasant odors as the top complaint in public restrooms.

Staining

Over time, the accumulation of uric acid leads to unsightly yellowish or brownish staining on porcelain surfaces. In a study published in the American Journal of Public Health, uric acid buildup was responsible for staining in over 70% of surveyed male public restrooms.

Drain Clogs

The crystals and sediment from uric acid eventually form a solid mass that sticks to your pipes and drains. This leads to slow drains and clogged urinals. Drain issues were reported in 24% of surveyed restrooms according to the American Journal of Public Health study.

Bacteria Growth

As urine sits stagnant, it creates the perfect environment for bacteria to multiply. Studies show uric acid deposits contain millions of bacteria per square inch. This creates a serious health hazard.

Regular cleaning and disinfecting definitely helps avoid these issues. But often, you‘ll need to use specific methods to fully dissolve the mineral deposits that have already built up.

How to Dissolve Uric Acid Deposits

When you have stubborn uric acid, what works best is using the right cleaning solutions that break down the crystals. Here are some of the most effective options:

Enzyme Cleaners

Enzyme cleaners are my personal go-to recommendation for uric acid buildup. The natural enzymes in these products specifically target the organic compounds in uric acid residues.

They digest and break down the deposits so they can be easily rinsed away without damaging your urinal surface. Enzyme cleaners I like to use include:

Sanozyme
BioKleen Zym-Away
BioKleen Bac-Out
Clorox Urine Remover for Stains and Odors

To use an enzyme cleaner:

Empty out any standing urine in the urinal and give it a quick rinse with water.
Apply the enzyme cleaner directly onto the stained areas and inside surfaces.
Let it sit for 10-20 minutes. This gives the enzymes time to work.
Scrub stubborn spots with a stiff nylon brush.
Rinse everything thoroughly with hot water.

For really tough buildup, you may need to repeat this process 3-4 times. The enzymes break things down slowly, so multiple applications give the best results.

Acidic Cleaners

Cleaners like vinegar, CLR, and Lime-A-Way contain acids that react with the uric acid crystals and dissolve them.

CLR in particular can work wonders to bust through mineral deposits. Just be cautious using it around metal fixtures, since the acid can damage chrome and stainless steel.

Here‘s how to use an acidic cleaner:

Empty the urinal and rinse it out.
Apply the acidic cleaner directly onto stained areas or deposits.
Let it soak for 15-30 minutes for light buildup. Heavier buildup needs 1-3 hours.
Scrub with a stiff nylon brush.
Flush the urinal several times with hot water to rinse away all the cleaner.

Be sure to rinse very thoroughly, since acidic residue will damage your urinal over time.

Baking Soda

Baking soda is mildly abrasive, so it works to scour off deposits. It‘s also alkaline, so it helps neutralize stubborn acidic mineral residues.

Mix baking soda with just enough water to form a thick paste. Apply the paste to problem areas, let sit for at least an hour, then scrub and rinse.

For extra power, follow up with an acidic cleaner like vinegar. The acid-base reaction really amplifies the cleaning effects.

Hydrogen Peroxide

Hydrogen peroxide is an amazing cleaner because it works two ways. First, it oxidizes organic matter and breaks it down. Second, it disinfects as it cleans.

For uric acid cleaning:

Empty out the urinal and rinse.
Pour undiluted 3% hydrogen peroxide onto stained areas.
Let sit for at least an hour.
Scrub with a stiff nylon brush.
Flush thoroughly with hot water.

You may need to repeat the process for heavy deposits.

Commercial Urinal Cleaners

Check your local hardware store or online for commercial cleaners made specifically for urinals. Look for ones that contain strong enzymes, acids, or bleach formulated to bust up uric acid.

Some good ones to try are Zep Commercial Acid Urinal Cleaner or Probacs Urinal Cleaner Pucks. Always follow the manufacturer instructions on application and contact time.

With heavy duty cleaners, make sure to take precautions like wearing gloves and eye protection. Ventilate the area if possible to limit harsh fume exposure.

Preventing Uric Acid Buildup

While periodic deep cleaning is useful for removing uric acid, it‘s better to prevent buildup in the first place. Here are my top tips to avoid excessive deposits:

Flush Regularly

Make sure urinals get flushed often, at least several times a day. Frequent flushing keeps fresh water flowing through and cleans out urine before acids accumulate.

Clean Daily

Clean urinal surfaces daily with a disinfectant to help clear away any urine residue before it dries and sticks. Daily cleaning takes just a minute and saves you heavy scrubbing later.

Use Urinal Screens

Urinal screens sit at the bottom of the urinal and contain a filter that helps trap any debris that could clog your drains. They‘re inexpensive and easy to install.

Add Microbial Blocks

These slow dissolving tablets hang from the underside of urinals and prevent bacteria growth. Look for 30 or 60 day blocks to maintain constant protection.

Avoid Urinal Deodorizers

The fragrances and dyes in deodorizer blocks often react with urine and make staining worse. Rely on thorough cleaning rather than masks.

Fix Leaks Promptly

Drips around the base promote mineral buildup. Take care of any leaks as soon as they start to prevent damage.

Keep Restrooms Ventilated

Good air circulation is key. Stale air allows odors and bacteria to linger. Install proper exhaust fans if needed.

With the right maintenance strategy, you can stay ahead of uric acid problems before they start!

Step-By-Step Instructions

To refresh, here are the steps for effectively removing uric acid deposits:

Supplies You‘ll Need

Enzyme or acid-based urinal cleaning product
Stiff nylon scrub brush
Bucket
Eye protection (for harsh chemicals)
Rubber gloves

Process

Put on gloves and eye protection. Safety first!
Empty out any standing urine in the urinal. Give it a quick rinse.
Check for any debris like gum or stones. Remove any clogs.
Apply your chosen cleaner liberally to all interior surfaces and stains.
Allow cleaner to soak for at least 15 minutes. For heavy buildup let sit 1-2 hours.
Scrub vigorously with your brush, targeting stained areas.
Flush urinal several times with hot water to rinse.
Repeat if needed for tough buildup. It can take multiple treatments.
Wipe exterior surfaces with a damp cloth to tidy up drips.
Let urinal fully dry before using again.

Stick to a regular cleaning routine to avoid recurring stubborn buildup issues.

Commercial vs DIY Cleaning

For uric acid cleaning, you can either call in a professional cleaning service or take on the project yourself. Here‘s how the two options compare:

Commercial Cleaning Pros

Convenience: A cleaning service handles the entire process for you from start to finish.
Expertise: They have training and commercial-grade equipment and products.
Additional Services: Deep clean carpets or ducts at the same time.

Commercial Cleaning Cons

Cost: Hiring out costs more than buying supplies yourself.
Scheduling: You have to arrange appointments rather than clean on your own time.

DIY Cleaning Pros

Affordability: You can clean using common household products already on hand.
Flexibility: Take care of cleaning based on your own schedule and needs.

DIY Cleaning Cons

Labor: Cleaning urinals yourself means more physical effort.
Safety: Harsh chemical use risks eye and skin irritation.
Difficulty: Severe buildup may require repeat applications and elbow grease.

Look at your specific situation – if you only have light buildup, DIY cleaning can work great. But for heavy duty mineral deposits, the expertise of commercial cleaners may justify the extra cost.

When It‘s Time to Call a Plumber

If you‘ve tried these methods extensively but your urinal is still backed up, the clog may have gotten beyond the urinal itself and into your home‘s drain pipes. Mineral deposits in household plumbing require mechanical drain cleaning.

Signs it‘s time to call in a plumber:

Complete clog – urinal won‘t flush at all
Foul odors from drain
Leaks around base of urinal
Visible pipe damage
Backed up water overflowing

The longer severe clogs go unresolved, the higher the risk of leaks, bursts, and flooding damage. Call a professional plumber right away if you can‘t clear the issue on your own.

FAQs About Dissolving Uric Acid Deposits

Let‘s cover some common questions about cleaning uric acid buildup:

Can I use bleach to dissolve uric acid?

I don‘t recommend bleach. While it kills germs, the chemicals in bleach can actually react with uric acid residues and worsen staining. Harsh cleaners like bleach damage porcelain over time too.

How often should I clean the urinal?

For lightly used urinals, daily cleaning is fine. Public or heavily used urinals need cleaning at least twice a day, or more often if you notice odors or buildup.

Are there urinal cleaners safe for septic tanks?

Look for enzyme cleaner options free of harsh acids, like Sanozyme. Enzymes break down waste naturally without killing the beneficial bacteria needed in septic systems.

How can I remove stubborn stains?

Try soaking overnight with your cleaner. You can also gently scrape off staining with a pumice stone. Avoid using bleach long-term since it can permanently set stains.

Why does staining reappear right after cleaning?

Staining that quickly returns likely means you have dyes from urinal deodorizer blocks reacting with urine. Nix the fragranced blocks and rely on thorough cleaning instead.

I hope these tips give you everything you need to keep uric acid from damaging your urinals! Let me know if you have any other questions.

The Bottom Line

Uric acid residues lead to odors, stains, and clogged drains. Regular cleaning helps, but periodic deep cleaning is required to fully dissolve deposits in urinals.

Use enzyme or acidic cleaners to break down crystals. Soak, scrub, and flush thoroughly. Prevention is ideal – flush regularly, clean daily, and avoid fragrances.

With consistent care, your urinals will stay free of buildup and running smoothly for years to come. Reach out anytime if you need more cleaning advice!