Industrial-strength yet safe and versatile cleaner
Removes calcium, limescale, rust, salt, soap scum, algae and more
Effective on surfaces such as glass, chrome, fibreglass, stainless steel and porcelain
Ideal for home, caravan and marine use
Part of the EPA Safer Choice Program - environmentally safer formulation
Septic-safe and phosphate-free
Concentrated formula - makes up to 2.25L of cleaning solution
Fast-acting for efficient cleaning results
Say goodbye to stubborn build-ups and unsightly stains with CLR Calcium, Limescale & Rust Remover--your go-to solution for deep cleaning with industrial strength. This powerful 750ml concentrate is formulated to tackle the toughest household and outdoor grime, including calcium and limescale deposits, rust stains, salt, mineral build-up, oxidation, algae, yellowing on fibreglass/gel coats, and soap scum.
Versatile and highly effective, CLR is suitable for use across a wide variety of surfaces, including bathtubs, sinks, toilet bowls, glass, chrome, stainless steel, fibreglass, kettles, humidifiers, dishwashers, washing machines, and showerheads. It's also a popular choice for cleaning caravans and boats--making it an all-around essential in any cleaning kit.
Despite its industrial strength, CLR is part of the EPA's Safer Choice Program, which means it's recognised as a safer alternative to harsh chemicals. The formula is phosphate-free, septic-safe, and environmentally considerate. With each 750ml bottle yielding up to 2.25L of cleaning solution, a little goes a long way. Always remember to spot test before use.
Whether you're maintaining a sparkling bathroom or keeping your boat pristine, CLR delivers results you can count on.
All reviews are collected by invitation after a verified purchase and reflect real
ownership across online and in-store transactions.
Video Review
Charlotte
✓
Jan 10
great product! I just used it yesterday! our sink had a smell and wouldn’t drain
great product! I just used it yesterday! our sink had a smell and wouldn’t drain. I poured about 30ml down then sink waited 30 minutes then turned the tap on… perfect sink drained straight away ! Will definitely buy again
Video Review
Nicky keshtiar
✓
Dec 31
great for the shower scums I always grab a few when on sale because they do such
great for the shower scums I always grab a few when on sale because they do such a great job
Video Review
Guest User
✓
Dec 27
great for the shower and removing rust stains on the outdoor furniture. it works
great for the shower and removing rust stains on the outdoor furniture. it works surprisingly fast.
Video Review
Amy Doubleday
✓
Dec 16
used this to remove lime and rust from my shower head, worked perfectly and left
used this to remove lime and rust from my shower head, worked perfectly and left the shower head sparkly clean!
Video Review
Courtney
✓
Dec 15
CLR is an amazing product that I use to remove limescale build up in shower due
CLR is an amazing product that I use to remove limescale build up in shower due to hard water. I used on tiles, glass and fixtures!
Video Review
Bianca Gabbert
✓
Dec 15
The shower head in our caravan had corroded due to bore water use whilst traveli
The shower head in our caravan had corroded due to bore water use whilst traveling remotely. The CLR effectively cleaned the rust & build up. Will definitely use again.