£20.99

It has never been this cheap. We have no record of a lower price.

£21 today · cheaper than every other day in the last 3 months

Spear & Jackson Heavy Duty Sink and Drain Unblocker Gel 5L

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Price History & Forecast

Grey patches = out of stock. Cheaper = lower on the chart. Hover for exact prices.

Last 16 days · 16 data points (no recent data)

Historical
Generating forecast…
£20.99 £19.94 £20.36 £20.78 £21.20 £21.62 £22.04 12 August 2026 15 August 2026 19 August 2026 23 August 2026 27 August 2026
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5 L (pack Of 1)

Price data last checked 75 day(s) ago - refreshing...

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Price Distribution

Price distribution over 16 days • 1 price levels

Days at Price
16 days 0 4 8 12 16 £21 Days at Price

Price Analysis

Most common price: £21 (16 days, 100.0%)

Price range: £21 - £21

Price levels: 1 different prices over 16 days

Description

Keep your plumbing running smoothly with Spear & Jackson Heavy Duty Sink and Drain Unblocker Gel. This powerful formula is specifically designed to clear blockages by dissolving common culprits like hair, soap scum, grease, and food deposits. Whether you are dealing with indoor sinks or outdoor drains, this thick gel works effectively even through standing water to restore flow. Beyond just fixing immediate clogs, regular use helps maintain free-running drains and keeps your plumbing fresh. This 5L bulk pack provides a long-lasting solution for your home or professional needs. Part of a trusted cleaning range from Spear & Jackson, a brand with a history dating back to 1760, this unblocker targets tough grime and fat build-up to ensure your drains function as they should.

Key Features

Powerful Gel Formula: Specifically designed to dissolve stubborn hair, soap residue, grease, and food deposits that cause common drain blockages.

Works Through Standing Water: The heavy duty gel penetrates effectively even when water is backed up in the sink or drain.

Indoor and Outdoor Use: A versatile cleaning solution suitable for both household sinks and outdoor drainage systems.

Maintains Free Flowing Drains: Regular application helps prevent future buildup, keeping your pipes clear and your drains smelling fresh.

Trusted Brand Heritage: Spear & Jackson has been a provider of professional tools and cleaning products since 1760.

Large 5L Value Pack: Comes in a generous 5 litre container, providing plenty of unblocker for multiple uses and long-term maintenance.

Product Specifications

Colour
5 L (pack Of 1)
Size
5 L (pack Of 1)
Domain
Amazon UK
Listed Since
16 April 2021

Barcode

No barcode data available

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