10 bestDrain Cleanersof March 2026

112M consumers helped this year.

34% off

1

Buster Bathroom Drain Unblocker 300ml, Pack of 2 – Sink Unblocker Removes Hair & Sludge in Showers, Baths & Sinks. Fast-Acting Shower Drain Unblocker Clears Blockages & Slow-Draining Water

Buster Bathroom Drain Unblocker 300ml, Pack of 2 – Sink Unblocker Removes Hair & Sludge in Showers, Baths & Sinks. Fast-Acting Shower Drain Unblocker Clears Blockages & Slow-Draining Water

Buster Bathroom Drain Unblocker 300ml, Pack of 2 – Sink Unblocker Removes Hair & Sludge in Showers, Baths & Sinks. Fast-Acting Shower Drain Unblocker Clears Blockages & Slow-Draining Water

Buster

10.0

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5% off

2

Buster Clean & Fresh Granules, 300g, 6 Pack, Tackle Smells and Stains for Clean and Fresh Plugholes, Drains, Dishwashers and Washing Machines - Fast Acting and Lasting Results

Buster Clean & Fresh Granules, 300g, 6 Pack, Tackle Smells and Stains for Clean and Fresh Plugholes, Drains, Dishwashers and Washing Machines - Fast Acting and Lasting Results

Buster Clean & Fresh Granules, 300g, 6 Pack, Tackle Smells and Stains for Clean and Fresh Plugholes, Drains, Dishwashers and Washing Machines - Fast Acting and Lasting Results

Buster

10.0

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10% off

3

Cillit Bang 3-in-1 Power Cleaner Odour Stop Drain Unblocker Gel, Drain Cleaner For Kitchen Sink Drains, Bathroom Showers, Baths & Basins (Pack of 5)

Cillit Bang 3-in-1 Power Cleaner Odour Stop Drain Unblocker Gel, Drain Cleaner For Kitchen Sink Drains, Bathroom Showers, Baths & Basins (Pack of 5)

Cillit Bang 3-in-1 Power Cleaner Odour Stop Drain Unblocker Gel, Drain Cleaner For Kitchen Sink Drains, Bathroom Showers, Baths & Basins (Pack of 5)

Cillit Bang

9.8

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4

HOMAITER Drain Unblocker, 2PCS Powerful Cleaner Formula, Removes Hair, Grease & Soap Scum, Safe for Pipes and Septic Systems

HOMAITER Drain Unblocker, 2PCS Powerful Cleaner Formula, Removes Hair, Grease & Soap Scum, Safe for Pipes and Septic Systems

HOMAITER Drain Unblocker, 2PCS Powerful Cleaner Formula, Removes Hair, Grease & Soap Scum, Safe for Pipes and Septic Systems

HOMAITER

9.6

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5

Buster Kitchen Plughole Unblocker 150g, Pack of 3 - Kitchen Drains & Sinks Unblocker, Blasts Fat & Food Debris – Fast Acting Plughole Unclogger, Clears Blockages & Slow-Draining Water

Buster Kitchen Plughole Unblocker 150g, Pack of 3 - Kitchen Drains & Sinks Unblocker, Blasts Fat & Food Debris – Fast Acting Plughole Unclogger, Clears Blockages & Slow-Draining Water

Buster Kitchen Plughole Unblocker 150g, Pack of 3 - Kitchen Drains & Sinks Unblocker, Blasts Fat & Food Debris – Fast Acting Plughole Unclogger, Clears Blockages & Slow-Draining Water

Buster

9.3

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OtherRelated productsUp to 20% off

HG Kitchen Drain & Plug Unblocker, Natural, Heavy Duty, Kitchen Sink Unblocker & Cleaner for Pipes, Septic Tank Safe - 1 Litre

HG Kitchen Drain & Plug Unblocker, Natural, Heavy Duty, Kitchen Sink Unblocker & Cleaner for Pipes, Septic Tank Safe - 1 Litre

BioBreeze Sink Trap Drain Odour Remover, Smell Eliminator, Enzyme Cleaner, Industrial Strength Degreaser & Cleaner for Commercial Kitchens & Sinks, 5L (1 Pack)

BioBreeze Sink Trap Drain Odour Remover, Smell Eliminator, Enzyme Cleaner, Industrial Strength Degreaser & Cleaner for Commercial Kitchens & Sinks, 5L (1 Pack)

Zep Commercial Unblocker Heat Drain Liquid

Zep Commercial Unblocker Heat Drain Liquid

Buster Plughole Sanitiser Gel, 6x300ml, Stop Smelly Plugholes and Drains Fast and Tackle Stains in Stainless Steel Sinks and Overflows-Deep Down Freshness and Fast Results

Buster Plughole Sanitiser Gel, 6x300ml, Stop Smelly Plugholes and Drains Fast and Tackle Stains in Stainless Steel Sinks and Overflows-Deep Down Freshness and Fast Results

9% off

6

Spear Jackson Heavy Duty Sink and Drain Unblocker Gel - Powerful Formula- Indoor and Outdoor, 5 l (Pack of 1)

Spear Jackson Heavy Duty Sink and Drain Unblocker Gel - Powerful Formula- Indoor and Outdoor, 5 l (Pack of 1)

Spear Jackson Heavy Duty Sink and Drain Unblocker Gel - Powerful Formula- Indoor and Outdoor, 5 l (Pack of 1)

Spear & Jackson

9.1

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5% off

7

HG Duo Unblocker, Powerful Drain Cleaner, for Kitchen Sink or Bathroom Pipes - 2 x 500 ml

HG Duo Unblocker, Powerful Drain Cleaner, for Kitchen Sink or Bathroom Pipes - 2 x 500 ml

HG Duo Unblocker, Powerful Drain Cleaner, for Kitchen Sink or Bathroom Pipes - 2 x 500 ml

HG

8.8

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20% off

8

5 Litre Heavy Duty Sink & Drain Unblocker Strong Cleaning Liquid Plug Hole Toilet Cleaner Tool For Home, Office, Garage & Shops (1 x 5 Litre)

5 Litre Heavy Duty Sink & Drain Unblocker Strong Cleaning Liquid Plug Hole Toilet Cleaner Tool For Home, Office, Garage & Shops (1 x 5 Litre)

5 Litre Heavy Duty Sink & Drain Unblocker Strong Cleaning Liquid Plug Hole Toilet Cleaner Tool For Home, Office, Garage & Shops (1 x 5 Litre)

STORM TRADING GROUP

8.5

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19% off

9

HG Drain and Plug Unblocker – Fast Acting Drain Cleaner for Sinks, Pipes & Shower Traps - 1L

HG Drain and Plug Unblocker – Fast Acting Drain Cleaner for Sinks, Pipes & Shower Traps - 1L

HG Drain and Plug Unblocker – Fast Acting Drain Cleaner for Sinks, Pipes & Shower Traps - 1L

HG

8.3

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10

HOMAITER Drain Unblocker, Powerful Cleaner Formula, 260g, Removes Hair, Grease & Soap Scum, Safe for Pipes and Septic Systems

HOMAITER Drain Unblocker, Powerful Cleaner Formula, 260g, Removes Hair, Grease & Soap Scum, Safe for Pipes and Septic Systems

HOMAITER Drain Unblocker, Powerful Cleaner Formula, 260g, Removes Hair, Grease & Soap Scum, Safe for Pipes and Septic Systems

HOMAITER

8.0

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