Do you know that feeling? The one where you are looking at your brand-new bathroom and then your heart stops…and there it is, silicone sealant is on your new tiles! Fret not!

WD-40’s fast-acting formula can break down silicone sealant quickly and can be used to remove it from a number of surfaces. So, whether you’ve fitted a new bathtub or sink and silicone residue is visible, or you accidentally smeared it on your mirror or tiles – WD-40 Multi-Use Smart Straw will remove the unwanted sealant from your bathroom. The lubricant penetrates the stuck parts or components precisely and allows you to easily remove unwanted sealant.

Read our step-by-step guide of how to use WD-40 as a silicone remover and get your surfaces free of unwanted sealant in no time!

How to remove silicone sealant

You Will Need:


  1. Clean the area where you will be removing the sealant from of any other residue and dirt.
  2. Once clean, ensure the area is dry.
  3. Spray WD-40 Multi-Use using the Smart Straw function onto a corner of the silicone sealant you are wanting to remove.
  4. Loosen the silicone sealant free with a knife.
  5. Grasp the silicone and peel it off your surface.
  6. If the sealant starts to stick whilst you are peeling it, spray a bit more WD-40 Multi-Use onto it using the straw for a precision application.
  7. Resume pulling the silicone until it has been fully removed.
  8. Clean away the WD-40 residue as thoroughly as possible

So, there you have it, WD-40 Multi-Use Smart Straw really is the ultimate household essential. You’ll have no more pesky sealant where it shouldn’t be! Now, it’s time to get your bathroom gleaming!

WD-40 is very good at removing silicone sealant but just make sure to completely remove it from the surface before applying any new silicone sealant as they can react together.

Want more DIY tips and tricks? Why not read our other blogs to help with your DIY projects, you will be amazed at what WD-40 can do! Learn how to clean rusty tools, how to bleed a radiator or tips on polishing silver! For plenty of tips and tricks with the help of WD-40 check out our blog.

Silicone Sealant Removal Guide