---
product_id: 491315264
title: "Buster Bathroom Drain Unblocker (Pack of 3 x 300ml) Fast-Acting Sink Unblocker Dissolves Hair, Sludge and Soap, Drain Cleaner Clears Blockages in Shower, Bath and Bathroom Sink Pipes - Made in UK"
brand: "buster"
price: "₩85130"
currency: KRW
in_stock: true
reviews_count: 8
category: "Buster"
url: https://www.desertcart.kr/products/491315264-buster-bathroom-drain-unblocker-pack-of-3-x-300ml-fast
store_origin: KR
region: South Korea
---

# Powerful chlorine-based formula Clears blockages in 15 mins Safe for septic systems Buster Bathroom Drain Unblocker (Pack of 3 x 300ml) Fast-Acting Sink Unblocker Dissolves Hair, Sludge and Soap, Drain Cleaner Clears Blockages in Shower, Bath and Bathroom Sink Pipes - Made in UK

**Brand:** buster
**Price:** ₩85130
**Availability:** ✅ In Stock

## Summary

> 🚿 Unblock your bathroom drains like a pro—fast, fierce, and fuss-free!

## Quick Answers

- **What is this?** Buster Bathroom Drain Unblocker (Pack of 3 x 300ml) Fast-Acting Sink Unblocker Dissolves Hair, Sludge and Soap, Drain Cleaner Clears Blockages in Shower, Bath and Bathroom Sink Pipes - Made in UK by buster
- **How much does it cost?** ₩85130 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.kr](https://www.desertcart.kr/products/491315264-buster-bathroom-drain-unblocker-pack-of-3-x-300ml-fast)

## Best For

- buster enthusiasts

## Why This Product

- Trusted buster brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Triple-Pack Value:** Stay prepared with a handy bundle to tackle recurring blockages
- • **Trusted Expertise:** 35+ years of relentless innovation in plughole care for peace of mind
- • **Rapid Action Formula:** Works in just 15 minutes—leave overnight for unstoppable results
- • **Universal Bathroom Use:** Perfect for showers, baths & basins without harming septic tanks
- • **One-Shot Blockage Buster:** Dissolves hair, soap scum & sludge fast for free-flowing drains

## Overview

Buster Bathroom Drain Unblocker is a fast-acting, chlorine-based liquid designed to clear stubborn bathroom blockages caused by hair, soap, and sludge. Safe for all bathroom pipes and septic systems, it delivers visible results in 15 minutes and offers a convenient triple-pack for ongoing maintenance. Trusted for over 35 years, Buster ensures your drains stay free-flowing with minimal effort.

## Description

Product Description Buster drain unblocker is the one-shot shower unblocker, sink cleaner and bath unblocker specially designed to blast away hair and soap scum in bathroom drains fast. Blockages and slow draining water in the bathroom are usually caused by the same things - hair, soap and sludge - and this is where Buster drain hair unblocker comes in. These plughole nasties are constantly building up inside the pipes. Buster Bathroom strong drain unblocker has a unique formulation that tackles this build-up. Whether it’s a full blockage or slow draining water, Buster bathroom sink unblocker gets to work quickly. The drain unblocker liquid heavy duty dissolves hair and clearing sludge to keep water flowing freely. The drain cleaners mighty one-shot power action is fast-acting and drops straight to the blockage, getting to work quickly. To use remove as much standing water as you can then carefully pour the entire 300ml bottle of drain clog remover slowly down the plughole and wipe away any residue. Leave for at least 15 minutes (for best results leave the sink drain cleaner to work overnight), then flush through with lots of hot water. Buster Bathroom Plughole sink and drain unblocker is suitable for bathroom showers, baths and basins and is safe to use on septic systems. So go on, bust out the Buster drain cleaners and unblockers to keep your plughole flowing. Ingredients <5% chlorine-based bleaching agents, <5% non-ionic surfactants, <5% perfumes P.when('A').execute(function(A) { A.on('a:expander:toggle_description:toggle:collapse', function(data) { window.scroll(0, data.expander.$expander[0].offsetTop-100); }); }); Directions To use Buster Bathroom Drain Unblocker, remove as much standing water possible from the drain. Pour entire 300ml bottle slowly down plughole. Wipe away any residue. For best results, leave for at least 15 minutes or overnight. Then, flush through with lots of hot water. Always per instructions on product packaging. Safety Warning Use as per instructions on product packaging See more

Review: Amazing product - Works actreat, I used two bottles in a blocked shower drains, left for 24 hours and rinsed with boiling water, completely gone. No horrible smell, but recommend gloves. Will be keeping a stock of this in the house.
Review: It’s easy to use - I was so happy that bathroom drain unblocked it work so good and the instructions is so easy to follow and good value for money.

## Features

- Causes severe skin burns and eye damage.
- Very toxic to aquatic life with long lasting effects.
- Warning! Do not use together with other products. May release dangerous gases (chlorine).
- CLEARS STUBBORN BLOCKAGES IN ONE SHOT - hair, sludge and soap scum are the usual suspects for slow-draining pipes but one shot of concentrated Buster bathroom plug unblocker goes straight to the blockage and dissolves all the nasties
- FREE-FLOWING DRAINS IN 15 MINUTES - it doesn't matter if it's slow draining water or a full blockage, the fast acting shower drain unblocker gets to work almost instantly in just 15 minutes (leave it overnight for even better results)
- WORKS ON ALL YOUR BATHROOM PIPES - this specially formulated pipe unblocker clears blockages inside your shower, bath and basin plugholes, plus it's safe to use on septic systems
- VALUE BUNDLE KEEPS YOU PREPARED - as hair, soap and grime constantly build up in bathroom pipes, this handy triple-pack of sink and drain cleaner means you're ready for the next blockage
- YOUR PLUGHOLE EXPERTS - for over 35 years Buster has obsessively made a range of plughole care products to tackle every drain problem. From the worst blockages to bad odours, Buster gets the job done for you

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B09M7HF11B |
| ASIN  | B09M7HF11B |
| Best Sellers Rank | 84 in Grocery ( See Top 100 in Grocery ) 2 in Drain Openers |
| Brand | Buster |
| Country of origin | United Kingdom |
| Country of origin  | United Kingdom |
| Customer Reviews | 4.5 4.5 out of 5 stars (5,678) |
| Customer reviews | 4.5 4.5 out of 5 stars (5,678) |
| Date First Available | 8 Feb. 2022 |
| Delivery information | We cannot deliver certain products outside mainland UK ( Details ). We will only be able to confirm if this product can be delivered to your chosen address when you enter your delivery address at checkout. |
| Format | liquid |
| Item model number  | 03153/A |
| Manufacturer  | Challs International Ltd |
| Product Dimensions  | 13.7 x 8.5 x 19.7 cm; 1.23 kg |
| Units | 900.0 millilitre |
| Volume | 900 Millilitres |

## Product Details

- **Brand:** Buster
- **Item weight:** 1.23 Kilograms
- **Product benefits:** Dissolves hair and organic buildup, Enzyme-based formula breaks down tough clogs
- **Scent:** Unscented
- **State of matter:** Liquid

## Images

![Buster Bathroom Drain Unblocker (Pack of 3 x 300ml) Fast-Acting Sink Unblocker Dissolves Hair, Sludge and Soap, Drain Cleaner Clears Blockages in Shower, Bath and Bathroom Sink Pipes - Made in UK - Image 1](https://m.media-amazon.com/images/I/816d3Tv8ysL.jpg)

## Available Options

This product comes in different **Size** options.

## Questions & Answers

**Q: will this unblock toilet**
A: I believe this product is primarily to unblock bath, sink or shower tray plug holes only.

**Q: Can this be used in outside drains?**
A: This product is mainly for bathrooms as it dissolves soap scum and hair.  You would need something stronger for an outside drain

**Q: Is this safe to use with a septic tank?**
A: Yes it is but please do not exceed recommended dose.

**Q: Are your products tested on animals? Legally, products made in the UK are not tested on animals, but the cruelty free logo isnt there.**
A: None of our products are tested on animals

## Customer Reviews

### ⭐⭐⭐⭐⭐ Amazing product
*by K***R on 1 February 2026*

Works actreat, I used two bottles in a blocked shower drains, left for 24 hours and rinsed with boiling water, completely gone. No horrible smell, but recommend gloves. Will be keeping a stock of this in the house.

### ⭐⭐⭐⭐⭐ It’s easy to use
*by B***B on 18 January 2026*

I was so happy that bathroom drain unblocked it work so good and the instructions is so easy to follow and good value for money.

### ⭐⭐⭐⭐ Worked on long options
*by S***B on 4 February 2026*

It gives you both a quick option, or an overnight one. The overnight option worked, the short option didn’t.

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**Shop now:** [https://www.desertcart.kr/products/491315264-buster-bathroom-drain-unblocker-pack-of-3-x-300ml-fast](https://www.desertcart.kr/products/491315264-buster-bathroom-drain-unblocker-pack-of-3-x-300ml-fast)

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*Product available on Desertcart South Korea*
*Store origin: KR*
*Last updated: 2026-03-03*