Best Drain Unblockers for Dishwasher of 2025

Mr Muscle Drain Unblocker is a heavy-duty drain gel that can destroy the toughest clogs in your sink. It is specially designed for dissolving debris in sinks, plugholes, and pipes. This drain unblocker is 3x more effective than bleach as a pipe unblocker based on hair removal in laboratory testing. It also cuts through standing water to unblock plugholes, making it easy to use. Mr Muscle Drain Unblocker is safe for use on all types of pipes, so you don't have to worry about damaging your plumbing system. With this powerful drain unblocker, you can keep your drains clean and free-flowing all year round.

HG Duo Unblocker Drain Unblocker is an extremely powerful kitchen and bathroom formula that helps you unblock serious blockages in drains. It is perfect for use around the home, especially in the kitchen, bathroom, or utility room. This high-strength drain cleaner formula is very effective and removes blockages quickly. It is ideal for persistent and stubborn blockages, and you can try it before calling a plumber. The product features extremely powerful 2-component technology that targets the blockage effortlessly without needing a plunger. It is safe for all drains. The ready-to-use formula comes in two 500ml bottles and does not need to be diluted, making it less messy. Simply pour in a measure from bottle A, then bottle B, wait, and rinse.

The Spear Jackson Unblocker Gel is a powerful formula that quickly clears fat, soap, hair build-up, and other deposits from sinks, bathroom plugholes, and interior and exterior drains. This ready-to-use gel is perfect for those who want to keep their sinks and drains clean and unblocked. With its fast-acting and powerful formula, the Spear Jackson Unblocker Gel is an effective solution for any clogging problems you may have. Say goodbye to those stubborn clogs and hello to hassle-free cleaning. Clear your drains in no time with Spear Jackson Unblocker Gel!

HG Drain Unblocker is a natural and eco-friendly formula that effectively clears persistent blockages caused by fat, oil, and food remnants. This high-strength sink and drain cleaner is gentle on your sinks and pipes, making it an ideal solution for unblocking blocked pipes and drains quickly and easily. Its food surface safe eco-friendly formula contains natural enzymes and microbes that make it fully biodegradable and safe for any type of kitchen drain or septic tank. HG Drain Unblocker's septic tank technology enhances the bacteria culture of the septic tank, which has a preventative effect to help avoid future blockage issues. This ready-to-use formula does not need to be diluted, meaning less chance of splashing. You can also use it as a sink drain cleaner and de-odouriser.

JCB Drain Unblocker is the ultimate multipurpose sink unblocker tool for internal and external drains. It is designed to clear fat, grease, food build-up, soap, bath waste, and hair debris from your drains. This drain unblocker is a fast-acting, powerful, and faultless formula that dissolves unwanted blockages, even through standing water. Use this gel on a regular basis to protect your shiny sinks and drains. It will maintain fresh running drains without using any cleaning gadgets. JCB Drain Unblocker is safe to use on all pipe types, including sink strainers, bathroom plug holes, shower drain covers, and kitchen sink plugs.

PLUMBO Drain Unblocker is a powerful and effective solution for kitchen sink and drain blockages. The 3-component rapid-action powder formula dissolves waste, human & pet hair, and blockages caused by food debris, fat, grease, and soap. Its heavy-duty formula is designed to cut through standing water to target food and fat build-up, the main causes of kitchen blockages. This drain unblocker is gentle on pipes and can be used in all modern plastic pipes without damaging them. With 5 doses per bottle, it is a go-to solution for clogged drains in the kitchen sink. It is easy to use and helps prevent bad odours. Follow the instructions on the label thoroughly, and pour the suggested amount of powder down your drain and let sit for up to 30 minutes. Flush with plenty of hot or boiling water.

JCB Drain Unblocker is a versatile and powerful solution to instantly clear fat and other deposits from your drains. This premium sink and drain unblocker liquid is designed to dissolve unwanted blockages, even through standing water. It's perfect for use in the kitchen and bathroom to remove fat, grease, food build-up, soap, bath waste, and hair. With its faultless formula, JCB Drain Unblocker acts fast and is safe for all pipe types, making it an optimum drain cleaning tool for both internal and external drains. This gel is a great way to maintain a fresh and clear running drain and protect your shiny sinks and drains without the need for any additional cleaning gadgets.