Silicone can be fiddly and frustrating to remove — but it’s one of those jobs that needs to be done to keep your shower looking clean and staying watertight.
Over time, silicone sealant loses its grip, grows mould, or simply starts to peel away.
When that happens, it’s time to remove the old stuff and apply a fresh seal. But removing silicone isn’t just about your shower.
It can get on your hands, clothes, and just about everything else — so we’ve included tips for cleaning that up, too. In this friendly, step-by-step guide, we’ll walk you through how to remove silicone from your shower and beyond, why it matters, and what tools you'll need.
Why Do We Need to Remove the Old Silicone?
Old silicone sealant doesn't last forever — even the best brands will eventually lose their grip. Over time, it can crack, peel, or lose its waterproof seal, making your shower more vulnerable to leaks and water damage.
Even worse, worn-out sealant often becomes home to stubborn black mould, which not only looks unpleasant but can also affect your health if left untreated.
That’s why it’s important to remove and replace old silicone every year or two. A fresh, mould-resistant seal helps keep your shower clean, completely dry, and fully protected.
Top Tip: If you’re seeing signs of black mould, dark patches, or peeling sealant, it’s time to remove and reapply your silicone.
What You’ll Need to Remove Silicone Sealant
Before you start scraping away, it’s a good idea to get everything you need in one place. Here's your DIY toolkit for removing silicone sealant (or silicone caulk) from your shower:
Step-by-Step: How to Remove Silicone Sealant from Your Shower
Step 1: Take Away Old Sealant With a Stanley Knife
Grab your Stanley knife or razor blade and carefully slice along both sides of the silicone bead — where it meets the wall and the shower tray or tile. This will loosen the seal and make it easier to lift off in one go. Try to be as gentle as possible to avoid scratching the tiles or damaging the wall underneath.
Pro Tip: If the silicone feels tough or brittle, warm it gently with a hairdryer for 30 seconds to soften it up and make cutting it easier.
Don’t worry about getting every tiny bit — for now, just focus on removing the bulk of the old sealant.
Step 2: Remove Leftover Bits of Silicone
Once the main strip of silicone sealant is gone, you’ll likely be left with some stubborn bits or thin strands stuck to the tiles or grout. Use a plastic scraper, chisel, or even your fingers to gently pull or scrape these away.
For really stuck-on pieces, try using a cloth soaked in white spirit or a silicone remover gel to help break it down.
Step 3: Clean Away Any Remaining Residue
Once you’ve removed all the visible silicone, it’s important to clean the area thoroughly to remove silicone residue. Use a cloth dampened or steel wool with white spirit or methylated mineral spirit to wipe down the surface.
This will help remove any sticky bits, dust, or grease left behind, giving you a clean, smooth base for the new silicone to adhere to. Now that the area is fully prepped, you’re ready to move on to applying a fresh bead of sealant.
If you’re not sure how, we’ve got a full guide on reapplying silicone to help you out.
How to Remove Silicone from Your Hands
Silicone can be really tricky to get off your skin — especially once it starts to dry. It sticks fast and can be irritating if you have sensitive skin, which is why we always recommend wearing gloves when working with sealant.
But if it does get on your hands, don’t panic — here are a couple of easy methods to help you remove silicone safely and effectively.
Method One: The Plastic Bag
- Act fast — the quicker you tackle silicone on your skin, the easier it is to remove. Start by wiping off as much as you can using paper towels or rinsing with water. Avoid fabric towels, as dried silicone can ruin them.
- Next, grab a regular plastic shopping bag and use it like cloth. Rub it over the affected areas — silicone tends to stick more to plastic than skin, so it helps lift the residue off your hands.
- Once you’ve removed most of the silicone, rinse your hands with warm water and dry them off. You can repeat this method a couple of times if needed, but if you act quickly, once is usually enough.
Also Read: Remove Mould from Shower
Method Two: Nail Polish Remover (Acetone)
Wondering does acetone dissolve silicone? The answer is: yes, to a degree. Acetone can help soften fresh silicone and break it down, especially on skin — but it's best used before the silicone fully cures.
- Wipe off as much silicone as possible with a paper towel before it dries. Silicone tends to dry quickly on your hands, so the sooner you start, the better.
- Wash your hands with warm soapy water to help loosen any remaining bits.
- Soak a cotton pad or kitchen roll in nail polish remover containing acetone, and rub it over the affected areas. Let it sit for a few seconds, then scrub gently with a paper towel or soft cloth to lift the silicone.
- Once done, wash your hands again with soap and water, then apply moisturiser to prevent your skin from drying out.
If some silicone remains, you can repeat this method once, but avoid overdoing it, as acetone can irritate the skin. If all else fails, the remaining silicone residue will usually come off naturally after a couple of days.
How to Remove Silicone from Your Clothes
Spilled some silicone on your clothes? You're not alone — and unfortunately, silicone sealant can be really stubborn, especially once it’s dried into fabric fibres.
That’s why it’s always a good idea to wear old clothes or protective gear when using sealant. But don’t worry — if your favourite t-shirt took the hit, there are still a few ways to save it.
Here’s how to remove silicone from clothes using four proven methods — whether the stain is fresh or fully dried.
Method One: Freezing
If the silicone on your clothes has already dried, this method is a great first step.
- Place the item in a plastic bag and pop it in the freezer for a couple of hours. The cold will harden the silicone, making it easier to peel off.
- Once frozen, carefully peel or chip away the hardened silicone using your fingers or a blunt tool like a butter knife. Avoid using sharp tools like scissors, as they can damage the fabric.
- After removing the bulk, apply a bit of rubbing alcohol to the stained area and blot with a clean cloth to lift any remaining residue. You can repeat this step if needed or follow up with a standard wash.
For stubborn stains, a specialist stain remover or pre-treatment spray may help — but always test on a hidden area first.
Method Two: Blotting
This method works best if the silicone hasn’t fully dried yet — so the sooner you act, the better!
- Pop the stained clothing straight into the washing machine, using your usual detergent on a regular cycle. If it’s white fabric, you can add a touch of bleach (but only if it's safe for the material).
- If the stain is still visible after washing, dampen a cloth with warm water and press it firmly against the affected area. Blot — don’t rub — to lift as much of the silicone as possible.
- Apply rubbing alcohol to a clean cloth and gently blot the remaining stain. Let it soak in for a minute, then dab again. You may need to repeat this step a few times depending on how much silicone is left.
- Once the stain is nearly gone, run it through the washing machine one more time. Avoid using a tumble dryer until you're sure the silicone is completely removed — heat can cause the stain to set permanently.
This is a great go-to method for anyone wondering how to remove silicone sealant from fabric quickly and safely.
Method Three: Chemicals
If home remedies aren’t cutting it, a chemical stain remover for silicone might be your best bet. You can find these at most supermarkets, DIY stores, or online. Look for products designed for adhesives, grease, or tough fabric stains.
Follow the instructions on the label carefully, and make sure to test the product on a small, hidden area of the garment first — just to be safe.
Once tested, apply the remover to the stained area, let it sit as directed, then wash as normal. You may need to repeat the process depending on how much silicone remains.
Method Four: Baking Powder (Natural Option)
If you prefer a gentler, chemical-free method, baking powder (or baking soda) can help lift fresh or lightly dried silicone stains.
- Dampen the stain with a little warm water and let it soak for a moment.
- Sprinkle a generous amount of baking powder directly onto the affected area.
- Using a cloth, gently massage the powder into the fabric. This helps absorb oils and loosen the silicone. You may need to repeat this step a few times, especially for larger spots.
- Once done, pop the clothing in the washing machine on a regular cycle. Let it air dry, and check to see if the stain has lifted.
This is a great natural way to remove silicone from clothes without harsh chemicals — especially useful for delicate fabrics or baby clothing.
UniBond Anti Mould Sealant
This particular unibond sealant is made with durable ingredients and no chemicals, so you don’t need to worry about any harsh chemicals coming into contact with your shower.
Once dry, the UniBond sealant forms a permanently flexible, mould resistant & waterproof sealant, ensuring strong seals and preventing mould growth.
The formula of this shower sealant is ideal for warm and humid environments such as bathrooms, kitchens and other tiled areas or surfaces.
It doesn't get much simpler than this silicone sealant tool, get's the job of removing or smoothing sealant done easily and quickly with no fuss.
Recommended: UniBond Anti Mould Sealant
This particular unibond sealant is made with durable ingredients and no chemicals, so you don't need to worry about any harsh chemicals coming into contact with your shower.
Once dry, the UniBond sealant forms a permanently flexible, mould resistant & waterproof sealant, ensuring strong seals and preventing mould growth.
The formula of this shower sealant is ideal for warm and humid environments such as bathrooms, kitchens and other tiled areas or surfaces.
It doesn't get much simpler than this silicone sealant tool, gets the job of removing or smoothing sealant done easily and quickly with no fuss.
Can You Use Acetone to Remove Silicone Sealant?
Wondering does acetone dissolve silicone? The short answer is yes — acetone can break down fresh silicone sealant, making it easier to wipe or scrape away.
However, while it’s effective, it’s not always the best option for every surface. Acetone is very strong and can cause damage:
- Plastic surfaces (it may cause warping or melting)
- Drain seals or rubber components
- Painted or delicate finishes
If you decide to try acetone, always test it on a small, hidden area first, and avoid letting it sit too long. When in doubt, speak to a professional or use a gentler method like a silicone remover gel.
What Will Dissolve Silicone?
If you're looking for alternatives to scraping, there are a few substances that can help dissolve or soften silicone sealant, making removal much easier:
- Vinegar – a natural option for softening silicone over time
- Isopropyl alcohol (rubbing alcohol) – helps break down fresh silicone
- WD-40 – effective on dried sealant, especially when paired with a scraper
- Silicone remover gels or sprays – designed specifically for safe, effective removal
To use any of these, simply apply the product to the silicone, let it sit for at least 15–30 minutes, and then gently remove the softened sealant with a knife, scraper, or cloth.
For the best results, always check that the product is safe for your surface — and ventilate the area well.
To Conclude
Hopefully, this has helped you to figure out the best way to remove silicone sealant from your shower. What about replacing it though?
It may feel like it is missing in this guide, but we actually have an entire one dedicated to the application process that you can check out. We're dedicated to making your bathroom renovations a massive success, so no matter your needs, we have something here for you.
What did you think of our silicone removal guide? Were you able to get it out of everything, or are there other areas that you felt should have been covered? We love hearing from you, so feel free to leave us a message in the comment section below.
