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TANNESS Drain Unblocker Review: Heavy-duty clearing for sinks and toilets

Tanness 5 Litre Drain Unblocker - Heavy Duty Sink & Drain Cleaner for Plug Holes, Toilets, Showers & Pipes - Powerful Toilet & Sink Unblocker for Home, Office, Garage & Shops - Cleaning Supplies
4.7
[5 Litre Heavy-Duty Solution]  Large 5L volume for multiple treatments and long-lasting supply.
[Powerful Dissolving Formula]  Dissolves grease, food, soap, and hair quickly to clear blockages.
[Versatile Drain Coverage]  Effective on sinks, toilets, showers, kitchens, bathrooms, and utility drains.
[Plunger-Free Cleaning]  Eliminates need for plungers and tools, restoring free-flowing pipes fast.
[Fast-Acting Preventative Action]  Quick action for emergencies and regular maintenance to prevent recurring clogs and odors.
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Drain cleaner designed to dissolve grease, soap, hair and food to restore free-flowing pipes, presented as TANNESS Drain Unblocker. Homeowners and tradespeople gain reassurance from a heavy-duty formula that tackles tough blockages and helps prevent unpleasant odours. Is a 5 litre supply the right choice for regular maintenance and emergency clearing?

⚡ At a Glance
  • Cleaning Power: Strong, fast-acting liquid for heavy blockages
  • Best for: Kitchens, bathrooms and utility drains in homes and workplaces
  • Not ideal for: Delicate plumbing systems requiring specialist treatment

Powerful 5 litre liquid unblocker for domestic and commercial drains. Pour directly into sinks, showers or toilets and leave to work.


Rapid unblocking - thanks to a powerful liquid formula

A concentrated liquid solution targets and dissolves common blockages such as grease, food, soap and hair. Chemical action breaks down build-up so water can flow freely again.

Quick restoration of drainage avoids prolonged disruption. Suitable for emergency clearing when a fast result is needed.

Versatile application - with suitability for multiple drain types

Formulated for use in sinks, plug holes, toilets, showers and utility pipes, compatible with a range of domestic and commercial fixtures. The pour-and-wait method requires no special tools.

One product covers most household and workplace drain problems, removing the need to keep several specialised cleaners to hand.

Maintenance-friendly cleaning - thanks to regular use potential

Designed for both routine maintenance and emergency use, the liquid helps reduce recurring build-up by dissolving deposits before they harden. Regular application prevents gradual occlusion of pipes.

Keeps drains fresher and reduces the frequency of blockages, which helps avoid repeated interventions and unpleasant odours.

✨ The 4 Key Reasons for TANNESS Drain Unblocker
  1. Heavy-duty formula - Dissolves grease, soap and hair for reliable flow
  2. Versatile application - Works on sinks, toilets, showers and utility drains
  3. Simple to use - Pour directly and leave to clear blockages quickly
  4. Maintenance-friendly - Helps prevent recurring clogs and lingering odours in pipes
📋 Technical Details at a Glance
  • Category: Drain Unblocker
  • Brand: TANNESS
  • Volume: 5 Litre
  • Formulation: Strong liquid solution
  • Designed for: Sinks, plug holes, toilets, showers and pipes
❓ Frequently Asked Questions

Q: Can the unblocker be used in toilets as well as sinks?

A: Yes, the formulation is described as effective on toilets, sinks, showers and utility drains, making it suitable for both bathroom and kitchen use.

Q: How should the unblocker be applied?

A: Pour the liquid directly into the sink, shower drain or toilet bowl and leave to work, following the simple pour-and-wait method described in the product information.

Q: Is the product suitable for regular maintenance?

A: Yes, the cleaner is recommended for both regular maintenance and emergency clearing and helps prevent recurring clogs and build-up.

🏆 Our Verdict

Suitable for homeowners, landlords and small businesses that need a reliable heavy-duty cleaner for persistent blockages. Powerful liquid action and multipurpose use make it practical for restoring free-flowing pipes and reducing odours. Choosing a 5 litre supply supports ongoing maintenance and reduces the need for repeated interventions.