Best Drain Unblockers for Plastic of 2025

Name: Kitchen Drain Unblocker - Extra Strong Formula
Brand: PLUMBO

Kiera Browne

Last Updated: 2 Feb 2025

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If you're struggling with blocked drains in your home or office, you may be looking for a solution that is both effective and safe for your plastic pipes. Fortunately, there are several drain unblockers on the market that are specifically designed for use with plastic pipes. These products use a range of active ingredients to break down blockages and clear your drains, without causing damage to your pipes or the environment. Whether you're dealing with a minor blockage or a more stubborn problem, these drain unblockers can help you to get your plumbing back to full functionality.

At a Glance: Our Top Picks

#TOP 1

Kitchen Drain Unblocker - Extra Strong Formula

9.9

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Kitchen Drain Unblocker - Extra Strong Formula

#TOP1

9.9

Read Review

#TOP 2

HG Drain and Plug Unblocker, Effectively Removes Blockages & Cleans Blocked Drains Fast

9.8

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HG Drain and Plug Unblocker, Effectively Removes Blockages & Cleans Blocked Drains Fast

#TOP2

9.8

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#TOP 3

Zep Commercial Unblocker Heat Drain Liquid

9.6

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Zep Commercial Unblocker Heat Drain Liquid

#TOP3

9.6

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Top 5 Drain Unblockers for Plastic

#TOP 1 Best Liquid Drain Unblocker

Kitchen Drain Unblocker - Extra Strong Formula

PLUMBO

3041

Kitchen Drain Unblocker – Extra Strong Formula – Rapid Action Cleaner & Odour Remover – Removes Blockages Fast – 5 Doses Heavy Duty Problem Solver

9.9

FTB Score

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Features

UNLIKE WEAK, WATERY KITCHEN Drain Unblocker Formulas, Our Plumbo HEAVY DUTY Pipe Unblocker Is Designed To CUT THROUGH STANDING WATER To Target Food And Fat Build Up, The Main Causes Of KITCHEN BLOCKAGE. It Dissolves Food Remains, Grease, Hair, And Soap Scum And Open Blockages FAST. With 4 USES PER BOTTLE, This Heavy Duty Drain Unblocker Liquid Formula Helps PREVENT BAD ODOURS, And Works Especially Well In KITCHEN SINKS AND DRAINS.

DON'T WASTE YOUR TIME ON Drain Cleaners And Unblockers That DON'T CLEAR CLOGS EFFECTIVELY. Plumbo EXTRA STRONG Drain Unblocker For Kitchen Sinks And Drains Is 3-Component Rapid Action Powder Formula Which Blasts Through Blockages More Effectively Than Any Liquid Or Gel Drain Unblockers. It Is Formulated To DISSOLVE Waste, Human & Pet Hair, And BLOCKAGES Caused By Food Debris, Fat, Grease, Soap. It's Your GO-TO Sink And Drain Unblocker For CLOGGED DRAINS From The Kitchen Sink.

Plumbo Drain Unblocker Will CLEAR CLOGS QUICKER And More EFFECTIVELY Than Any Other NON-ACID FORMULAS. Whether It's The TOUGHEST FULL BLOCKAGE Or Slow Draining Water, The Plumbo Powder Gets To Work EXTREMELY FAST, And Makes The Kitchen Plugholes FREE FLOWING Again. 5 DOSES PER BOTTLE. Follow The Instructions On The Label Thoroughly, And Pour The Suggested Amount Of Drain Unblocker POWDER Down Your Drain And LET SIT For UP TO 30 MINUTES. Flush With Plenty Of Hot Or Boiling Water.

POWERFUL YET GENTLE ON PIPES. Our RAPID ACTION And NON-ACID Proprietary Formula Is Uniquely Formulated To OPEN DRAINS QUICKLY WITHOUT DAMAGING Pipes – Including Porcelain, Brazed Joints, Enamel, Or Septic Tanks. This Heavy Duty Drain Unblocker Can Be Used In ALL MODERN PLASTIC PIPES Made Of Polypropylene, Polyethylene, And PVC. Do Not Use Our KITCHEN UNBLOCKER In Washing Machines Or Dishwashers, And Avoid Spilling On Composite Sinks, Aluminum, Gold, Brass, And Anodized Objects.

AT PLUMBO, WE'RE COMMITTED TO Providing You With POWERFULLY EFFECTIVE Drain Unblockers That GET THE JOB DONE RIGHT. As A Trusted Brand From Norway SINCE 1909, Our Potent Kitchen Sink Unblocker Is A Unique 3-COMPONENT Formula That CLEARS CLOGS EXTREMELY FAST, WITHOUT DAMAGING Your Plumbing – For THE STRONGST NON-ACID Drain Unblocker You Can Always Count On. WE PUT OUR CUSTOMERS FIRST – If For Any Reason You Aren't Satisfied With Your Drain Unblocker Hair Liquid, Our Team Is Standing By To Help.

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#TOP 2 Best HG Drain Unblocker

HG Drain and Plug Unblocker, Effectively Removes Blockages & Cleans Blocked Drains Fast

139050106

Clear

500 ml (Pack of 1)

HG Drain and Plug Unblocker, Effectively Removes Blockages & Cleans Blocked Drains Fast, for Blocked Drain Pipes in Sinks or Shower Traps (500ml) - 139050106

9.8

FTB Score

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Features

Targets Blocked Drains In The Bathroom & Utility: Unclogs Drains Which Have Hair, Soap Scum, Toilet Paper & Other Blockages

For Every Type Of Waste Pipe: HG Liquid Drain Cleaner & Plug Hole Unblocker Gets To Work In Under 30 Minutes, Getting The Water Flowing Freely Again

Tough On Blocked Drains, Gentle On Pipes: Plug Hole Unblocker Rapidly Unblocks Drains Effectively & Does Not Damage Plastic Pipes

Easy To Use: Ready-To-Use Formula, In Large 1 Litre Bulk Size, Does Not Need To Be Diluted – Meaning Less Chance Of Splashing. Simply Pour In, Leave & Rinse

Best For Your Home: Blockages Cannot Be Made Worse By HG Liquid Drain Unblocker, Which Can Happen With Accumulated Powder Or Granulate Products

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#TOP 3

Zep Commercial Unblocker Heat Drain Liquid

Zep

0001ZCRLIQHEAT6

1 l (Pack of 1)

Zep Commercial Unblocker Heat Drain Liquid

9.6

FTB Score

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Features

Destroys Grease, Fat &amp

Heavy Duty Formulations Melts Tough Blockages

This Professional-Strength Formula Is Safe For Plastic Pimples

Food Build-Up Effortlessly

This Professional-Strength Formula Is Safe For Plastic Pimples

Destroys Grease, Fat & Food Build-Up Effortlessly

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#TOP 4

HG Drain & Plug Unblocker Gel

540100106

Clear

1 l (Pack of 1)

HG Drain & Plug Unblocker Gel, Effective Drain Unblocker, Drain Cleaner & Sink Unblocker, Drain Clog Remover & Toilet Unblocker, Heavy Duty Sink & Plug Hole Treatment - 1 Litre

9.4

FTB Score

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Features

Universal Sink Or Bathroom Plug Unblocker: Suitable For All Types Of Waste Pipes, Making It A Versatile Choice For Your Household Needs, Removing Hair, Soap Scum, Toilet Paper Or Other Blockages

HG Drain & Plug Unblocker Gel: A Highly Effective Drain Unblocker, Heavy Duty, Suitable For Unclogging Blocked Drain Pipes In Sinks, Basins, Bathtubs Or Shower Traps To Restore The Free Flow Of Water

Includes: 1 X HG Drain Unblocker Gel, 1L. Discover The Full Range Of HG Cleaning Products, Including HG Grout Cleaner, Mould Remover, HG Limescale Remover And All Surface Cleaners

Fast Acting Gel: The Indoor Or Outside Drain Unblocker Gets To Work Quickly, In Under 30 Minutes. Safe For Plastic Pipes, So You Can Use It With Confidence Knowing It Won't Harm Your Plumbing

Easy To Use: The Heavy Duty Drain Unblocker And Plug Hole Unblocker Removes Even Stubborn Blockages Quickly And Easily. No Dilution Required, No Messy Granules And No Boiling Water Needed

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#TOP 5

Professional Drain Unblocker with Claw

WEIMEIH

3GB-GUADAO-01

Professional Drain Unblocker with Claw Cover

Professional Drain Unblocker with Claw, Reusable Flexible Plumbing Drain Snake, Sink Unblocker and Drain Unblocker Tool for Sewer, Bathroom Drainage,Kitchen Sinks,Toilet

9.4

FTB Score

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Features

[EASY TO OPERATE] Just Insert, Rotate And Easily Remove Obstacles. Drain Snake Is Suitable For Most Bathroom Drainage Equipment Without Removing The Drain Plug.The Professional Drain Auger Can Be Used Not Only In The Case Of Blockages But Also For Maintenance Purposes For Your Drains

[DRAIN UNBLOCKER RECOMMENDED FOR] The WEIMEIH Drain Auger, Thanks To The End Equipped With A Claw, Is Recommended For Freeing Bathroom And Kitchen Drains From Solid Obstructions. Recommended For Kitchen Sinks And Drains, It Is Also Suitable For Sinks, Showers, Bathtubs And Bathroom Drains

[MULTIFUNCTIONAL SINK UNBLOCKER TOOL] Drain Unblocker Tools Are Suitable For Kitchen Sinks, Washbasins, Bathtubs, Floor Drains And Other Places. Easily Help You Clean Up The Sewer And Solve The Blockage Problem. With This Drain Hair Remover, You No Longer Need To Call An Expensive Pipe Cleaner

[ENVIRONMENTAL PROTECTION] The Sink Unblocker Is Made Of Stainless Steel And PP Plastic, Which Is Safe, Durable, Recyclable And Flexible. The WEIMEIH Probe Is An Ecological Solution For Cleaning Drains And Allows You Not To Use Chemicals.Snake Drain Cleaner Can Clean Blocked Drain Pipes More Effectively. Discard Hazardous Chemicals

[DURABILITY] The WEIMEIH Sink Unblocker Is Made Of A High-Strength ABS Roller Jacket With Long Durability. Spiral Is Made Of High Quality Carbon Steel And Can Be Easily Stored In A Bucket. This Makes It Cleaner Than Other Sink Unblocker

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Editor's Notes

During our drain unblocker for plastic research, we found 38 drain unblocker for plastic products and shortlisted 5 quality products. We collected and analyzed 16,001 customer reviews through our big data system to write the drain unblockers for plastic list. We found that most customers choose drain unblockers for plastic with an average price of £6.23.

The drain unblockers for plastic are available for purchase. We have researched hundreds of brands and picked the top brands of drain unblockers for plastic, including PLUMBO, HG, Zep, WEIMEIH. The seller of top 1 product has received honest feedback from 150 consumers with an average rating of 4.9.

Written by

Kiera Browne

Kiera Browne served as chef and caterer in Purslane Restaurant for three years before establishing her restaurant. Kiera now owns two restaurants and a culinary school all over the United Kingdom. Kiera has featured in magazines and editorials, providing recipes for various dishes. Using her skills and knowledge in the culinary field, Kiera has published few pamphlets on preparing various cuisines.