Sleek - Bilge Cleaner

Sleek - Bilge Cleaner


£12.99    (Inc. UK VAT @ 20%)(£10.83 Exc. VAT)

Grime and toxic chemicals are unwelcome when it comes to your bilge! Sleek have used the latest BIOENZYME™ Technology to create a liquid gel that says goodbye to fuel oils, engine oil, carbonated oil and grimy deposits found in your bilge. Our unique blend uses natural cultures of friendly bacteria and fast-acting enzymes to give a mighty cleaning punch. This one is no joke, it will penetrate the toughest crude oils and hydrocarbon spills, leaving nothing behind but the pleasant scent of victory.

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Product Information

Product Features

  • Dissolves sludge and grime.
  • Easy to use – just pour in, run boat and pump-out.
  • Will NOT harm seals, cables or rotors.
  • Leaves bilge smelling clean and fresh.
  • Made in the UK.
  • Available in 1L, 2.5L & 5L sizes.


  • Powerful plant-based formula.
  • Biodegradable and water soluble.*
  • Bottle made from Post-Consumer Recycled Plastic (PCR).
  • Never tested on animals.

How to Use

Step 1: Add entire contents to the bilge.
Step 2: If bilge is dry, add 10 litres of water.
Step 3: Allow the product to remain in bilge while operating the boat for approximately one hour before pumping out.
Step 4: Use as often as needed to keep bilge clean and free of nasty odours.
*1 litre will clean a 25 ft/ 8m boat. For larger boats, use appropriately more of the solution.

Sleek's Top Tip

Keep your bilge clean and free of odours as much as you can to prevent rust and corrosion of equipment that lies in the bilge. You can thank us later!

*Only contents are biodegradable and water soluble.

Sleek Bilge Cleaner Ingredients

  • De-Ionised Water
  • 5-15% Non-Ionic Surfactants
  • Amylase*
  • Protease*
  • Cleaning Enzyme Mixture*
  • Mango Essence
  • Polymeric Colourant
  • Monopropylene Glycol

*Denotes plant or mineral origin. For a detailed what’s what, see ‘Sleek Chemistry‘ below.

Sleek Chemistry

When it comes to Sleek's cleaning products, it's not just their performance that makes them stand out. Sleek do not hide what’s inside. They have used the most pioneering chemistry and have carefully selected every ingredient to ensure they have created the most powerful eco-friendly cleaning products out there.


  • Alkyl Polyglucoside, Ammonyx LO, Bio-Terge AA-40, Cocamidopropyl Betaine, Eco Surfactant, Green Surfactant, Polysorbate 20,Sodium Laureth Sulfate, UN 90/90  - Surfactants do most of the hard work to remove the dirt and grime from your favourite toy, to ensure it keeps looking SLEEK.

Cleaning Enzymes

  • Amylase, Protease, Cleaning Enzyme Mixture - Enzymes help break down dirt, fats, oils, grease and stains which is great news when caring for your pride and joy.

PH Optimisers

  • Citric Acid, Sodium Citrate, Sodium Gluconate, Sodium Hydroxide - Used to adjust the pH of formulations to make them as gentle as they are powerful.

Anti-Spotting Agents

  • Dissolvine GL38, Sodium Gluconate - Help to remove and prevent hard water spots on boats, bikes, caravans and motorhomes.


  • Dantogard Plus, Glydant Plus, Parmetol MBX - The preservatives we use are necessary to stop the growth of bacteria and micro-organisms in the product to keep them performing at their best.

UV Inhibitors

  • Benzophenone-4 - Used to absorb ultraviolet light (UV Inhibitor) to prevent damage and fading caused by UV rays

Thickening Agents

  • Xantham Gum - Used to increase the viscosity of formulations.


  • Blueberry Essence, Coconut Essence, Green Apple Essence, Lavendar Essence, Mango Essence, Clementine Essence, Spearmint Essence, Strawberry Essence - Sleek's fragrances are a reminder of nature and do not pose a threat to people or the environment.

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