1KG Caustic Soda Crystals Drain Cleaner & Unblocker

£7.99 (as of 07/22/2026 15:15 PST - DetailsProduct prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on Amazon at the time of purchase will apply to the purchase of this product.)

A 1KG caustic soda crystals drain cleaner and unblocker for grease, hair and organic waste. It is described for sinks, drains and waste pipes and should be used with gloves, eye protection and good ventilation.

SKU: B0GF2JF6CZ Category:

Quick Summary

These caustic soda crystals are a 1KG drain cleaner and unblocker for grease, hair and organic waste. They are presented as a heavy duty, fast-acting formula for sinks, drains and waste pipes.

The product is intended for use where a blocked or slow drain needs clearing, and the 1KG size gives you enough for ongoing maintenance or one-off blockages.

Who It Is Best For

This product suits buyers looking for a caustic soda crystal drain treatment for household drainage issues, as well as landlords or light commercial users who want a larger 1KG pack for repeated use.

It is also relevant if you need a product for kitchen sinks, bathroom drains, showers or waste pipes and want to check the chemical handling guidance before use.

Key Details

DetailVerified information and buyer relevance
Product typeCaustic soda crystals drain cleaner and unblocker for clearing blockages.
Pack size1KG, which provides a larger quantity for ongoing maintenance or repeated blockages.
Stated useFor grease, hair, food waste and organic blockages in sinks, drains and waste pipes.
Working actionReacts with water to generate heat, supporting breakdown of tough obstructions deep inside pipes.
Handling noteHighly alkaline product that should be used with protective gloves, eye protection and good ventilation.

Why Buyers Choose It

  • The 1KG pack size gives a useful quantity for more than one drain treatment.
  • The stated caustic soda crystal formula is aimed at grease, hair and organic waste, which are common blockage types.
  • The product is described as fast-acting, so it is positioned for blocked or slow-draining sinks and pipes.

What To Know Before You Buy

Check that this is the right treatment for your blockage type and follow the chemical safety guidance carefully. It is described as highly alkaline, so protective gloves, eye protection and good ventilation are important.

Do not mix it with other chemicals such as acids or bleach. Review the 1KG pack size and make sure it matches the amount you need for your drain cleaning task.

Common Buyer Questions

What blockages is it for?
It is stated for grease, hair, food waste and other organic blockages.

Where can it be used?
It is stated for kitchen sinks, bathroom drains, showers and waste pipes.

How does it work?
It reacts with water to generate heat, which helps break down tough obstructions inside pipes.

Is there any safety guidance?
Yes. Use protective gloves and eye protection, ensure good ventilation and do not mix it with acids or bleach.

Final Buying View

If you need a 1KG caustic soda crystal drain cleaner for grease, hair and organic waste, this version is aimed at that type of blockage. Check the intended use and follow the safety guidance before ordering.

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