Apply directly to the stain with a brush, cloth or sponge. After 2 minutes rinse promptly with cold water. Never leave Calcium, Lime and Rust Remover on an area for longer than two minutes. If the stain does not disappear, repeat this process and add more Calcium, Lime and Rust Remover solution as necessary.
CLR Grease & Oil Remover should only be left on a surface for 1-5 minutes before being rinsed off thoroughly with cool water. If the stain persists, repeat the process, instead of leaving the solution on the surface for a longer amount of time.
Do not use CLR on wood, clothing, wallpaper, carpeting, marble, terrazzo, natural stone, colored grout, painted or metallic glazed surfaces, plastic laminates, Formica or aluminum.
Allow CLR to sit for 2 minutes.
CLR Build up remover is a preventative maintenance product. It dissolves sources of clogs such as oil, soap scum, shampoo, conditioners, shaving cream, toothpaste, and kitchen waste and to keep drains flowing smoothly. Use monthly in sinks, toilets, showers, drains, garbage disposals and grease traps.
If the stain does not disappear, use CLR full strength and then wipe and rinse promptly with cold, clean water. Never mix CLR with other household cleaners or bleach and never reuse the bottle.
Bottom Line
The main difference between CLR and vinegar is that CLR is stronger and better at removing mineral build ups like limescale. Vinegar is better at cleaning rust. It's also cheaper, versatile and safer than CLR.
Is CLR Safe For PVC Pipes? CLR products are safe for all pvc products. It is also safe for copper plumbing and septic tanks. The materials to avoid using CLR on are painted surfaces, aluminum, etched glass, Formica, colored grout, natural stone, brass and copper.
Use in a well ventilated area. To use CLR Metal Clear, wearing rubber gloves, dip a damp cloth or sponge into the solution, rub briskly over the area you are cleaning, let it soak for two to three minutes and then rinse with cold water.
Overall, while many find CLR to be a reliable cleaning product, others suggest it may require additional scrubbing or longer soaking times for tougher stains.
Inhalation: Ingestion: May cause irritation with discomfort or rash, prolonged skin contact may cause ulceration Excessive inhalation may cause irritation of the respiratory passages May cause irritation of the gastrointestinal tract with abdominal pain, nausea, vomiting and diarrhea and corrosion of the mucous ...
Customers say the Zep Calcium, Lime, and Rust Stain Remover is an effective and cost-efficient alternative to more expensive brands like CLR. Many users appreciate its ability to tackle tough stains, particularly in toilets and on various surfaces affected by hard water.
The website says not to use it on plastics, but that it's OK on vinyl compounds, so apparently it depends on the exact composition of the material.
CLR Brands Mold & Mildew allows you to quickly remove tough surface mold and mildew stains on a wide variety of surfaces and household items - no scrubbing required!
Apply directly to the stain with a brush, cloth or sponge. After 2 minutes rinse promptly with cold water. Never leave Calcium, Lime and Rust Remover on an area for longer than two minutes. If the stain does not disappear, repeat this process and add more Calcium, Lime and Rust Remover solution as necessary.
The Santeen Sulfuric Acid Drain Opener proved to be the most potent among all the chemical drain cleaners we tested, effectively dissolving 80% of the hair, 80% of the organic matter, 40% of the grease and 76% of the paper products.
Muriatic acid, which is also called hydrochloric acid, is some pretty heavy-duty stuff. It's a good CLR alternative, and it can clean up rust and limescale super fast - but you've got to be really careful with it because it's seriously corrosive.
Final Verdict. The best overall hard water stain remover is CLR Brilliant Bath Foaming Action Cleaner.
Before you get started, always use gloves and check if CLR is suitable to be applied on the material you are trying to clean. Test the CLR on an inconspicuous spot first before applying to entire surface.
Mix 50/50 solution of CLR with water in a bowl. Submerge the faucet or shower head in the solution for 2 to 3 minutes.
In my opinion, CLR does not work unless you have light build up of calcium and lime and it does not touch rust. Lime-A-Way spray work well on light build up, but the toilet bowl gel is the heavy weight champion on super hard water build up.