Strongest toilet unblocker in comparison

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Last updated on 07.09.2026

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Knock Out New Drains/Toilets and Urinals, 500 ml

Knock Out

free shipping

To the product (7 offers)

9,9

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HG Duo Unblocker | Clears Blocked Kitchen & Bathroom Sinks & Drains | 2 x 500 ml

4% off

free shipping

To the product (20 offers)

9,8

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Green Gobbler Drain Unblocker PACS | Hair Clog Remover | Toilet Clog Remover | Sinks & Tub Drain Cleaner | 3 Pac with Free Hair Grabber Tool

Green Gobbler

free shipping

To the product (3 offers)

9,8

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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

free shipping

To the product (1 offer)

9,7

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Powerful Toilet Plunger | Tested & Proven to Clear & Unblock Tough Drain Blockages | Air Has 8X More Power Than Traditional Toilet Plungers | Pukkr

Pukkr

free shipping

To the product (6 offers)

9,7

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Buster Bathroom Drain Unblocker (Pack of 2 x 300ml) | Fast-Acting Sink Unblocker, Dissolves Hair, Sludge & Soap, Drain Cleaner for Shower, Bath and Bathroom Sink Pipes

Buster

free shipping

To the product (3 offers)

9,7

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The Retail Heaven

free shipping

To the product (3 offers)

9,6

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Tanness 5 Litre Drain Unblocker - Heavy Duty Drain Cleaner for Sinks, Plug Holes, Showers & Pipes - Fast Acting Liquid Drain Cleaner for Home, Kitchen, Bathroom, Garage & Utility Drains

TANNESS

23% off

free shipping

To the product (1 offer)

9,5

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Kilrock Rhino 1 Litre Heavy Duty Drain & Toilet Unblocker High Strength

Kilrock

free shipping

To the product (1 offer)

9,4

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Dunnet Tools Sink & Drain Unblocker, 5L | Drain Cleaner, Fast Acting, Heavy Duty Liquid, Dissolves Clogs, Safe For All Pipes

Dunnet Tools

free shipping

To the product (1 offer)

9,4

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

HOMAITER

£ 12.99 free shipping

To the product (1 offer)

MultiWare 5 Litre Drain Unblocker | Heavy Duty Sink & Drain Cleaner for Plug Holes, Toilets, Showers & Pipes | Powerful Toilet & Sink Unblocker for Home, Office, Garage & Shops | Cleaning Supplies

MultiWare

£ 10.39 free shipping

To the product (3 offers)

Sodium Hydroxide, Caustic soda powder, Lye for soap making, Sink unblocker the best drain cleaners and unblockers, Strongest toilet unblocker, kitchen sink unblocker, drain cleaner, sink cleaner, 1KG

Spartax

£ 11.00 free shipping

To the product (1 offer)

Powerful Caustic Soda Drain Cleaner | Effective Clog Remover, Industrial Strength Formula, Fast Action (3 X 375gm) (Packaging may vary)

EasyClean

£ 11.29 free shipping

To the product (3 offers)

5% off

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

Spear & Jackson

£ 20.99 free shipping

To the product (4 offers)

Drain Unblocker 3 Doses Heavy Duty Gel Formula – Dissolves Hair, Grease & Waste – Odour Remover, Gentle on Pipes by Plumbo

PLUMBO

£ 9.95 free shipping

To the product (2 offers)

Juegot Bathroom Drain Unblocker 2pcs-520g Hair & Grease Sink Cleaner | Unclogs toilets, tubs, showers, fast acting pipe unblocking formula, safe for plumbing, removes stubborn clogs

Juegot

£ 18.99 free shipping

To the product (1 offer)

STARWAX Express Gel Unblocker 1 L | Ideal for standing water, acts in 5 mins, 30% sodium hydroxide, kitchens & bathrooms, 1L = 2 uses

STARWAX

£ 9.75 free shipping

To the product (3 offers)

Max Strength Caustic Soda, High Performance Caustic Soda Drain Unblocker and Degreaser, Powerful Sodium Hydroxide for Bins, Toilets, Drains, Concrete, Paths and More, 500g - Made in the UK

Max

£ 7.13 free shipping

To the product (1 offer)

Strong Industrial Toilet Cleaner 5 Litre Heavy Duty Sink & Drain Unblocker | Suitable For Home, Office & Shops

STAR SUPPLIES

£ 10.95 free shipping

To the product (1 offer)

HG Drain Unblocker Extremely Powerful 1 L

Finchley

£ 10.79 free shipping

To the product (3 offers)

11% off

2PCS Powerful Drain Unblocker Powder,Sink & Toilet Unblocker, Fast-Acting Drain Cleaner for Kitchen Sink, Shower, Bathroom Dr/ain, Home Cleaning Supplies & Products,Effective cleaning & deodorization

XingBin

£ 7.99 free shipping

To the product (1 offer)

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