Best Drain Unblockers of 2026
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Drain unblockers are a range of products designed to help clear blocked drains in homes and businesses. These products come in various forms such as liquids, gels, and powders, and are formulated to dissolve and break down common blockages such as hair, grease, and food particles. They are easy to use and can often solve a blockage without the need for professional help. Drain unblockers are a cost-effective solution to a common household problem and are a must-have for anyone who wants to avoid the inconvenience and expense of calling out a plumber.
At a Glance: Our Top Picks
Top 10 Drain Unblockers
Mr Muscle Heavy Duty Drain Unblocker Gel
The Mr Muscle Drain Unblocker is a powerful solution for tackling the toughest clogs in your drains. Its unique gel formula effectively dissolves debris in sinks, plugholes, and pipes, ensuring a thorough clean. You can rely on it to work three times better than bleach, especially when it comes to removing hair clogs. Plus, it cuts through standing water, so you won’t have to worry about removing excess liquid before use. Best of all, this product is safe for all types of pipes, providing peace of mind as you tackle your plumbing issues.
Mr Muscle Heavy Duty Drain Unblocker Gel
The Mr Muscle Drain Unblocker is designed to tackle the toughest clogs in your drains effectively. Its powerful formula dissolves blockages caused by debris in sinks, plugholes, and pipes, ensuring a clean flow. You will appreciate that it is three times more effective than bleach at removing hair clogs, as proven in laboratory tests. Additionally, the gel cuts through standing water, making it easier to unblock even the most stubborn plugholes. Safe for all pipe types, this product is a reliable choice for any household.
Mr Muscle Heavy Duty Drain Unblocker Gel
Mr Muscle Drain Unblocker is designed to tackle the toughest clogs in your drains. Its powerful formula effectively dissolves debris in sinks, plugholes, and pipes, providing you with a quick solution to blocked drains. You will find it three times more effective than bleach in removing hair, making it an excellent choice for stubborn blockages. Additionally, it can cut through standing water, allowing you to unblock your plugholes with ease. With its safety for all types of pipes, you can use it confidently in your home.
Buster Bathroom Drain Unblocker Triple Pack 300ml
Buster Drain Unblocker is designed to clear stubborn blockages caused by hair, sludge, and soap scum in your bathroom pipes with just one application. It works quickly, freeing slow or blocked drains in as little as 15 minutes, and you can leave it overnight for even more effective results. This unblocker is safe to use on all your bathroom pipes, including shower, bath, and basin plugholes, and it’s suitable for septic systems. The triple-pack bundle ensures you’re always prepared for future blockages, making drain care easy and convenient.
5 Litre Sink & Drain Unblocker Tool
The STORM Drain Unblocker is an essential solution for tackling stubborn clogs in your sinks and drains. Its powerful formula effectively breaks down blockages caused by food, hair, and other debris, allowing you to enjoy hassle-free showers and clean kitchen sinks. Simple to use, just add 1 litre to the affected area and let it work for at least five minutes for quick results. Regular use will keep your pipes clear and free-flowing, providing peace of mind in your home or workplace.
Buster Bathroom Drain Unblocker Pack of 2
The Buster Drain Unblocker is designed to effectively remove hair and soap scum build-up in your bathroom drains. This fast-acting solution targets common issues in sinks, showers, and baths, ensuring you can tackle blockages with ease. It works in just 15 minutes, or you can leave it overnight for optimal results. Safe for septic systems, this unblocker helps keep water flowing freely, making your bathroom maintenance hassle-free.
HG Kitchen Drain Unblocker and Cleaner
The HG Plughole Unblocker is a fast-acting solution designed to tackle stubborn blockages in kitchen sinks. Its eco-conscious formula utilises natural enzymes and microbes, ensuring that it is biodegradable and safe for septic tanks. You will appreciate how quickly it clears pipes of fat, oil, and food remnants, making the process hassle-free. This powerful gel not only removes blockages but also enhances the bacteria culture in septic tanks, helping to prevent future issues.
Spear & Jackson Heavy Duty Sink Gel
The Spear & Jackson Drain Gel is a powerful solution for clearing sink and drain blockages. This gel formula effectively dissolves fat, food, hair, and soap residue, ensuring your sink drains smoothly. It's incredibly easy to use; simply pour it down the plughole and let it work for at least three hours. The gel not only clears blockages but also freshens your sink, leaving it looking and smelling brand new. It's suitable for all types of pipes, making it a versatile choice for both kitchen and bathroom use.
Zep Commercial Heavy Duty Drain Unblocker
Zep Drain Unblocker is designed to tackle tough blockages in your drains. With its heavy-duty formulation, it melts away stubborn grease, fat, and food build-up effortlessly. This professional-strength formula ensures that even the most challenging clogs are dealt with effectively, providing you with peace of mind. Importantly, it is safe to use on plastic pipes, making it a versatile choice for any household. With this powerful unblocker, you can maintain clear drains without the hassle.
HG Drain Unblocker for Fast Blockage Removal
The HG Drain Unblocker is designed for every type of waste pipe, ensuring that blockages are cleared in under 30 minutes. It's particularly effective in bathrooms and utility areas, targeting common culprits like hair and soap scum. You will appreciate its ability to quickly unclog drains without damaging your plastic pipes. The ready-to-use formula is convenient, needing no dilution and minimising splashes. This product guarantees that blockages won’t worsen, providing a reliable solution for your home plumbing needs.
Frequently Asked Questions (FAQs)
1. What is the most effective drain opener?
These are the best drain cleaners, according to testing:. Best Overall Drain Cleaner: Drano Max Gel Liquid Clog Remover.Best Drain Cleaner for Hair Clogs: Liquid Plumr Clog Destroyer + Hair Clog Eliminator.Best Single-Use Drain Cleaner: Green Gobbler Drain Opening Pacs.Best Enzymatic Drain Cleaner: Bio Clean.
2. What chemical do plumbers use to unclog drains?
Hydrochloric acid, also known as muriatic acid, is the most common acid used by plumbers to unclog drains.
3. What is the difference between drain cleaner and drain opener?
A drain cleaning removes debris buildup in the pipe. Drain Opening – Known as “cabling,” involves targeting the area with the obstruction with a snaking tool. Puncturing the blockage allows drainage to flow through it.
During our drain unblocker research, we found 179 drain unblocker products and shortlisted 10 quality products. We collected and analyzed 196,117 customer reviews through our big data system to write the drain unblockers list. We found that most customers choose drain unblockers with an average price of £10.22.
The drain unblockers are available for purchase. We have researched hundreds of brands and picked the top brands of drain unblockers, including Mr Muscle, Buster, STORM TRADING GROUP, HG, Spear & Jackson.
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.