1. Home & Garden
  2. Laundry, Cleaning & Storage
  3. Household Cleaning Products
  4. Descalers
Filter Results
Category -
Brand
  • Whirlpool (7)
  • Dr Beckmann (6)
  • Kärcher (4)
  • Unibond (2)
  • McAlpine (1)
  • Bloo (1)
  • Harpic (1)
  • Smeg (2)
  • Nespresso (16)
  • Calgon (28)
  • HG (53)
  • Geberit (6)
  • Miele (3)
  • Krups (10)
  • Philips (7)
  • Hotpoint (11)
  • Polti (6)
  • Gaggia (18)
  • Pro-Kleen (10)
more +
Price (inc. delivery)
Show Results

Descalers

Showing 1-60 of 600 results

Sort By:
  • Popularity
  • Average Rating
  • Price (highest)
  • Price (lowest)
  • Newest
Calgon Powerball Tablets 3-in-1 Water Softener Pack Of 75 TabletsCalgon Powerball Tablets 3-in-1 Water Softener Pack Of 75 Tablets
£20.59FREE Delivery
10L URINAL Descaler Cleaner URIC ACID scale limescale BLUE Unblocker10L URINAL Descaler Cleaner URIC ACID scale limescale BLUE Unblocker£69.00FREE Delivery
Hot
(5 Litres) Acetic Acid 30% Strong White Vinegar 5 LitresMultiple Options Available(5 Litres) Acetic Acid 30% Strong White Vinegar 5 Litres
£15.99FREE Delivery
Hot
ORIGINAL SMEG NATURAL DECALCIFIER FOR COFFEE MACHINES 250MLORIGINAL SMEG NATURAL DECALCIFIER FOR COFFEE MACHINES 250ML
£10.90FREE Delivery
Hot
(20 Litres) Acetic Acid 30% Strong White Vinegar 5 LitresMultiple Options Available(20 Litres) Acetic Acid 30% Strong White Vinegar 5 Litres
£45.99FREE Delivery
Hexeal Deionised Water 25L – Demineralised - Reduce Limescale & Water StainsHexeal Deionised Water 25L – Demineralised - Reduce Limescale & Water Stains
£24.99FREE Delivery
(25 Litres) Acetic Acid 30% Strong White Vinegar 5 LitresMultiple Options Available(25 Litres) Acetic Acid 30% Strong White Vinegar 5 Litres
£56.99FREE Delivery
Hexeal Deionised Water 4 x 5L – Demineralised - Reduce Limescale & Water StainsHexeal Deionised Water 4 x 5L – Demineralised - Reduce Limescale & Water Stains
£24.99FREE Delivery
URINAL BLUE 5L Descaler & Cleaner - Biocide Acidic Mix Removes Uric/Limescale, Odours & Blockages (FFBlu5)URINAL BLUE 5L Descaler & Cleaner - Biocide Acidic Mix Removes Uric/Limescale, Odours & Blockages (FFBlu5)
£39.00FREE Delivery
Oust Powerful All Purpose Descaler, Limescale Remover. Ideal for Kettles, Coffee Machines, Irons and Shower Heads, 3 Sachets x 6 (18 Sachets Total)Oust Powerful All Purpose Descaler, Limescale Remover. Ideal for Kettles, Coffee Machines, Irons and Shower Heads, 3 Sachets x 6 (18 Sachets Total)
£14.89FREE Delivery
Descaling Tablets for all Tassimo Pack of 6Descaling Tablets for all Tassimo Pack of 6
£5.00FREE Delivery
Bosch Tassimo - descaling tabletsBosch Tassimo - descaling tablets
£8.20FREE Delivery
(10 Litres) Acetic Acid 30% Strong White Vinegar 5 LitresMultiple Options Available(10 Litres) Acetic Acid 30% Strong White Vinegar 5 Litres
£29.99FREE Delivery
Hot
Nespresso Descaling Kit 2 Sachets All Nespresso Machines RemovesNespresso Descaling Kit 2 Sachets All Nespresso Machines Removes
£10.99FREE Delivery
Hot
(5 Litres) Very Strong White Vinegar (40%) Cleaning LimescaleMultiple Options Available(5 Litres) Very Strong White Vinegar (40%) Cleaning Limescale
£19.99FREE Delivery
Hexeal Deionised Water 2 x 25L – Demineralised - Reduce Limescale & Water StainsHexeal Deionised Water 2 x 25L – Demineralised - Reduce Limescale & Water Stains
£44.99FREE Delivery
Descaling Tablets for all Tassimo Pack of 6Descaling Tablets for all Tassimo Pack of 6
£4.20FREE Delivery
Eddingtons Quickshine Descaler Bags - Descale Kettles, Showerheads & Coffee Machines (Pack of 4)Eddingtons Quickshine Descaler Bags - Descale Kettles, Showerheads & Coffee Machines (Pack of 4)£9.99FREE Delivery
(5 Litres X 2) Very Strong White Vinegar (40%) Cleaning LimescaleMultiple Options Available(5 Litres X 2) Very Strong White Vinegar (40%) Cleaning Limescale
£34.99FREE Delivery
Scale Away Appliance Descaler Liquid 450mlScale Away Appliance Descaler Liquid 450ml£12.95FREE Delivery
Durgol Swiss Espresso Special Decalcifier for all Coffee Machines, 2 x 125mlDurgol Swiss Espresso Special Decalcifier for all Coffee Machines, 2 x 125ml
£10.50FREE Delivery
De'Longhi ECODECALK Descaler DLSC500, 500ml - 3x Faster Calcium/Lime Deposit Remover for All Coffee & Espresso MachinesDe'Longhi ECODECALK Descaler DLSC500, 500ml - 3x Faster Calcium/Lime Deposit Remover for All Coffee & Espresso Machines
£12.00FREE Delivery
Dolce Gusto Durgol Espresso Special Liquid Decalcifier, 1 Package, 2 x 125mlDolce Gusto Durgol Espresso Special Liquid Decalcifier, 1 Package, 2 x 125ml
£10.50FREE Delivery
(3000g / 3kg) Sulphamic Acid 99.5% - Descaler, Rust RemoverMultiple Options Available(3000g / 3kg) Sulphamic Acid 99.5% - Descaler, Rust Remover
£59.99FREE Delivery
Hot
(4Kg) Citric Acid Powder Anhydrous Descale Home BrewingMultiple Options Available(4Kg) Citric Acid Powder Anhydrous Descale Home Brewing
£14.99FREE Delivery
Durgol Swiss Espresso, Descaler and Decalcifier for All Brands of Espresso Machines and Coffee Makers, 4 x 125 ml (Pack of 4)Durgol Swiss Espresso, Descaler and Decalcifier for All Brands of Espresso Machines and Coffee Makers, 4 x 125 ml (Pack of 4)
£12.00FREE Delivery
CLR Calcium, Lime & Rust Remover, Blasts Calcium, Dissolves Lime, Zaps Rust Stains, 28 Ounce Bottle (Packaging May Vary)CLR Calcium, Lime & Rust Remover, Blasts Calcium, Dissolves Lime, Zaps Rust Stains, 28 Ounce Bottle (Packaging May Vary)£16.53FREE Delivery
5L SHOWER HEAD & TAP KETTLE URN Descaler Tarnish Cleaner Remover scale limescale5L SHOWER HEAD & TAP KETTLE URN Descaler Tarnish Cleaner Remover scale limescale
£16.99FREE Delivery
(1Kg) Citric Acid Fine Food Grade Anhydrous DescalerMultiple Options Available(1Kg) Citric Acid Fine Food Grade Anhydrous Descaler
£9.99FREE Delivery
Nespresso Descaling 100g pack of 2Nespresso Descaling 100g pack of 2£11.50FREE Delivery
(5Kg) Citric Acid Powder Anhydrous Descale Home BrewingMultiple Options Available(5Kg) Citric Acid Powder Anhydrous Descale Home Brewing
£16.99FREE Delivery
Zep Commercial Calcium, Lime and Rust CleanerZep Commercial Calcium, Lime and Rust Cleaner£9.67FREE Delivery
HG Coffee Machine Descaler Tough Scale Remover for Espresso Coffee Pod Machines Easy Maintenance to Prevent Citric Acid Formula 500 ml (323050106)HG Coffee Machine Descaler Tough Scale Remover for Espresso Coffee Pod Machines Easy Maintenance to Prevent Citric Acid Formula 500 ml (323050106)
£9.49FREE Delivery
JYW Limescale Descaler & Detergent Remover - 10 Months Supply (10 x 50g) for Washing Machines & DishwashersJYW Limescale Descaler & Detergent Remover - 10 Months Supply (10 x 50g) for Washing Machines & Dishwashers
£10.90FREE Delivery
Elbow Grease All Purpose Descaler 3-PackElbow Grease All Purpose Descaler 3-Pack£2.17+£3.69 Delivery
CALGON 4-in-1 Water Softener Tablets Washing Machine Cleaner & Limescale Remover Deep Clean Size XL Packaging may vary 75 Count Pack of 1CALGON 4-in-1 Water Softener Tablets Washing Machine Cleaner & Limescale Remover Deep Clean Size XL Packaging may vary 75 Count Pack of 1
£19.86FREE Delivery
Geberit AQUACLEAN Toilet Descaling Agent (4 x 125ml) 147.047.00.1 MERA/SELA/TUMAGeberit AQUACLEAN Toilet Descaling Agent (4 x 125ml) 147.047.00.1 MERA/SELA/TUMA
£42.65FREE Delivery
HG Professional Limescale Remover (500ml)HG Professional Limescale Remover (500ml)
£8.30FREE Delivery
Smeg Anti-Kalk Decalcifier for Coffee Machines 1 LitreSmeg Anti-Kalk Decalcifier for Coffee Machines 1 Litre£29.99FREE Delivery
(2Kg) Citric Acid Powder Anhydrous Descale Home BrewingMultiple Options Available(2Kg) Citric Acid Powder Anhydrous Descale Home Brewing
£11.99FREE Delivery
Oust All-Purpose Descaler Limescale Remover, 3 Sachets, 1pkOust All-Purpose Descaler Limescale Remover, 3 Sachets, 1pk
£4.55FREE Delivery
Hot
DELONGHI DESCALER ECODECALK DLSC500 Bottle 500ml (Pack of 1)DELONGHI DESCALER ECODECALK DLSC500 Bottle 500ml (Pack of 1)£11.80FREE Delivery
Philips CA670410 Coffee Oil Remover 6 Tablets for Philips Saeco and Other Fully Automatic Coffee MachinesPhilips CA670410 Coffee Oil Remover 6 Tablets for Philips Saeco and Other Fully Automatic Coffee Machines£7.94+£4.99 Delivery
(5Kg) Citric Acid Fine Food Grade Anhydrous DescalerMultiple Options Available(5Kg) Citric Acid Fine Food Grade Anhydrous Descaler
£18.99FREE Delivery
Bosch Tassimo - descaling tabletsBosch Tassimo - descaling tablets
£9.95FREE Delivery
Hotpoint Dishwasher Limescale Descaler & Detergent Remover 12 x 50g SachetsHotpoint Dishwasher Limescale Descaler & Detergent Remover 12 x 50g Sachets£13.99FREE Delivery
(1500g HDPE) Sulphamic Acid 99.5% - Descaler, Rust RemoverMultiple Options Available(1500g HDPE) Sulphamic Acid 99.5% - Descaler, Rust Remover
£34.99FREE Delivery
Light Sodium Carbonate 99% (Soda Ash)- 2kgLight Sodium Carbonate 99% (Soda Ash)- 2kg£9.99FREE Delivery
Geberit AQUACLEAN Toilet Descaling Agent 125ml - 147.040.00.1 for MERA/SELA/TUMAGeberit AQUACLEAN Toilet Descaling Agent 125ml - 147.040.00.1 for MERA/SELA/TUMA
£16.55FREE Delivery
Professional Washing Machine Dishwasher 3in1 Limescale Descaler & Detergent Remover 24 x 50g Sachets (2 Pack)Professional Washing Machine Dishwasher 3in1 Limescale Descaler & Detergent Remover 24 x 50g Sachets (2 Pack)£25.13FREE Delivery
Descaler Descaling Tablets for Jura Siemens Bosch Krups Tassimo Coffee Machines 30pkDescaler Descaling Tablets for Jura Siemens Bosch Krups Tassimo Coffee Machines 30pk£11.40FREE Delivery
Hexeal Deionised Water 30 x 25L – Demineralised - Reduce Limescale & Water StainsHexeal Deionised Water 30 x 25L – Demineralised - Reduce Limescale & Water Stains£449.00FREE Delivery
ORIGINAL KRUPS F054 TYPE COFFEE MACHINE & KETTLE DESCALING KITORIGINAL KRUPS F054 TYPE COFFEE MACHINE & KETTLE DESCALING KIT£8.00FREE Delivery
Descaling liquid Philips "CA6700/10"Descaling liquid Philips "CA6700/10"£5.93+£4.99 Delivery
Powerful All Purpose Descaler, New Formula, Limescale Remover – Ideal for Kettles, Coffee Machines, Irons and Shower Heads, 3 Sachets x 6 (18Powerful All Purpose Descaler, New Formula, Limescale Remover – Ideal for Kettles, Coffee Machines, Irons and Shower Heads, 3 Sachets x 6 (18
£13.44FREE Delivery
(10Kg) Citric Acid Fine Food Grade Anhydrous DescalerMultiple Options Available(10Kg) Citric Acid Fine Food Grade Anhydrous Descaler
£31.99FREE Delivery
Kilrock Big K Multi-Purpose Concentrated Descaler Limescale Remover 400ml (Pack of 3)Kilrock Big K Multi-Purpose Concentrated Descaler Limescale Remover 400ml (Pack of 3)£13.29FREE Delivery
(500g HDPE) Sulphamic Acid 99.5% - Descaler, Rust RemoverMultiple Options Available(500g HDPE) Sulphamic Acid 99.5% - Descaler, Rust Remover
£24.99FREE Delivery
(15 Litres) Acetic Acid 30% Strong White Vinegar 5 LitresMultiple Options Available(15 Litres) Acetic Acid 30% Strong White Vinegar 5 Litres
£39.99FREE Delivery
(1Kg) Citric Acid Powder Anhydrous Descale Home BrewingMultiple Options Available(1Kg) Citric Acid Powder Anhydrous Descale Home Brewing
£9.99FREE Delivery

Our highest rated descalers

Hexeal Deionised Water 25L – Demineralised - Reduce Limescale & Water StainsHexeal Deionised Water 25L – Demineralised - Reduce Limescale & Water Stains
(26)As a regular buyer of dei-onised water ( I use it in my expensive steam generator),I regularly search for the best price. The price of the Hexeal water initially attracted me and having used 'On-buy'...
Chef Aid Kettle Descaler, Stainless Steel WireChef Aid Kettle Descaler, Stainless Steel Wire
(5)The product was. As described and I now it will probably do the job as I have used simuler ones in past but this one seem to be a bit less amount of stainless steel and may not be as effective, time...
DeLonghi decalcifier EcoDecalk, mini value pack,10x 100 ml, suitable for fully automated coffee machines, no: 5513292821 Nokalk.DeLonghi decalcifier EcoDecalk, mini value pack,10x 100 ml, suitable for fully automated coffee machines, no: 5513292821 Nokalk.
(1)The picture shows the "old" packaging but it is now delivered in 5 bottles each of which has two doses. The bottles are supposed to be "water-tight" but I cannot confirm this after it has been opened...

Customers love our best-selling Descalers

Calgon Powerball Tablets 3-in-1 Water Softener Pack Of 75 TabletsCalgon Powerball Tablets 3-in-1 Water Softener Pack Of 75 Tablets
£20.59FREE Delivery
Hexeal Deionised Water 25L – Demineralised - Reduce Limescale & Water StainsHexeal Deionised Water 25L – Demineralised - Reduce Limescale & Water Stains
£24.99FREE Delivery
Descaling Tablets for all Tassimo Pack of 6Descaling Tablets for all Tassimo Pack of 6
£5.00FREE Delivery
Hexeal Deionised Water 4 x 5L – Demineralised - Reduce Limescale & Water StainsHexeal Deionised Water 4 x 5L – Demineralised - Reduce Limescale & Water Stains
£24.99FREE Delivery
Dolce Gusto Durgol Espresso Special Liquid Decalcifier, 1 Package, 2 x 125mlDolce Gusto Durgol Espresso Special Liquid Decalcifier, 1 Package, 2 x 125ml
£10.50FREE Delivery
Lavazza DescalerLavazza Descaler
£13.64FREE Delivery

Popular Brands in Descalers

Phoenix
Tassimo
Lavazza
Nescafe
Russell Hobbs
Philips
Tower
Flash
Pampers
Unibond
Astonish
Swan
Dettol
Nespresso
HG
Breville
×

Wait! You've left
something behind...

You'll only get instant Cashback at OnBuy! Enter your email below and we'll send you a copy of your basket to save you time later.

No thanks, I'm alright for now

By entering your email address, you'll automatically be added to our database, where you can enjoy personalised Cashback offers and early access to our best deals. You can opt out of our emails at any time and we'll never share your details with anyone. Check our Privacy Policy and T&Cs to find out more.

×

Before you go...
Remember, you'll only get instant Cashback on everything at OnBuy!

Want access to personalised offers and the highest Cashback rates? Sign up to our emails below.

No thanks, I'm alright for now

You can opt out of our emails at any time and we'll never share your details with anyone. Check our Privacy Policy and T&Cs to find out more.

This page has expired.

Please refresh the page to continue shopping.

Refresh and continue