Best Chemical Drain Openers

Mr Muscle Drain Unblocker, Sink & Drain Cleaner, Fast Acting Heavy Duty Drain Gel, Dissolves Clogs, Works 3x Better Than Bleach, Safe for All Pipes, Duo Pack, (2 x 1L)

HG Drain and Plug Unblocker, 2 uses in 1 Bottle, Effectively Removes Blockages, Liquid Cleaner for Blocked Drain Pipes in Sinks or Shower Traps (1000ml)

Buster Bathroom Plughole Unblocker – Fast-Acting Plughole Unclogger, Clears Blockages & Slow-Draining Water, 300ml

Mr Muscle Drain Unblocker, Sink & Drain Cleaner, Fast Acting Heavy Duty Drain Gel, Dissolves Clogs, Works 3x Better Than Bleach, Safe for All Pipes, 500ml

Mr Muscle Drain Foamer, Drain Cleaning Foam to Unblock & Eliminate Odour, 500 ml (Pack of 1)

Cillit Bang 3-in-1 Power Cleaner Odour Stop Drain Unblocker Gel, Drain Cleaner For Kitchen Sink Drains, Bathroom Showers, Baths & Basins (Pack of 5)

Mr Muscle Drain Unblocker, Sink & Drain Cleaner, Fast Acting Heavy Duty Drain Gel, Dissolves Clogs, Works 3x Better Than Bleach, Safe for All Pipes, 1L

Buster Kitchen Sink Unblocker 150g x 3 - Kitchen Sinks, Plug and Drain Unblocker - Drain Cleaner That Blasts Fat & Food Debris - Fast-Acting Plughole Unclogger, Clears Blockages & Slow-Draining Water

Drain cleaners and unblockers 1KG Caustic Soda Drain Cleaner Caustic Soda Powder Sink & Drain cleaner strong the original and best drain cleaner kitchen drain unblocker

Spear Jackson Heavy Duty Sink and Drain Unblocker Gel - Powerful Formula- Indoor and Outdoor, 5 l (Pack of 1)