Silicone Replacement in the Bathroom in Warsaw: Bath, Tray, Sink

Has the silicone around the bath yellowed, cracked, or grown black mould underneath? That is a sign it needs replacing, not just cleaning. The old silicone is removed completely, the surface is treated against mould, and a fresh mould-resistant sanitary silicone is applied. A new silicone joint again protects against leaks to the neighbours below and moisture in the wall. Below is how they do it and how to prepare the bathroom.

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Silicone Replacement in the Bathroom in Warsaw: Bath, Tray, Sink

How much silicone replacement costs and what affects the price

Silicone Replacement in the Bathroom in Warsaw: what affects the cost

The price depends on the joint length (just the bath or the whole enclosure), access, and whether thick, heavily mouldy silicone has to be removed. Replacing one joint at the bath is cheaper than sealing the whole enclosure and sink. Current rates are in the table below: they quote upfront and you pay after the job. Material (sanitary silicone) is charged separately or you provide your own.

Service price table
ServicePrice
Washbasin installation200–500 zł
Washbasin replacement250–600 zł
Vanity unit installation300–600 zł
Basin tap installation150–250 zł
Basin tap replacement250–400 zł
Floor toilet installation300–500 zł
Floor toilet replacement350–600 zł
Wall-hung toilet installation (frame)450–700 zł
WC frame replacement600–1500 zł
Bathtub installation400–900 zł
Shower tray replacement600–1000 zł
Linear drain installation400–900 zł
Re-sealing shower and bathtub250–600 zł
Towel radiator installation300–600 zł
Towel radiator replacement350–700 zł
Drain cleaning200–800 zł
Trap (siphon) replacement120–400 zł
Bathtub replacement500–1000 zł
Shower cabin installation350–1200 zł
Shower tray installation500–800 zł

Indicative prices. Ranges for a typical scope. Fixings included, materials separate. Minimum order 300 zł.

How it looks in the appSilicone replacement in the app, screen by screenPick the service, take a photo of the joint along the bath and the estimate shows up straight away. After the address and date, the request goes out to independent handymen nearby. They send their offers with a price, and you compare and choose.Service and a photoAddress and a day that suits youOffers from handymen, you chooseDescribe the job

What it costs and how to book: plumber in Warsaw.

How the silicone replacement visit works

Silicone Replacement in the Bathroom in Warsaw: how the work goes
  1. Removing the old silicone completely with a knife and scraper, without scratching the tiles.
  2. Thoroughly cleaning and degreasing the joint, removing mould residue.
  3. Drying the area: silicone will not hold on a damp surface.
  4. Masking the edges with tape for an even, straight joint.
  5. Applying the new sanitary silicone and smoothing the joint.
  6. Removing the tape and checking the corners for a tight seal.

Common mistakes (and how to avoid them)

Silicone Replacement in the Bathroom in Warsaw: common mistakes
  • Applying new silicone over the old one — it does not hold and peels again.
  • Skipping mould treatment: mould returns under the fresh joint within weeks.
  • Using ordinary silicone instead of sanitary silicone with an anti-mould additive.
  • Bathing or showering before the silicone has fully cured (usually 24 hours).
  • Applying onto a damp grout line: the joint does not bond and leaks.
  • A too-thick, uneven joint where dirt collects.

Prefer to do it yourself? Our step-by-step guide to replacing bathroom silicone covers the whole job.

What to prepare before the technician arrives

Silicone Replacement in the Bathroom in Warsaw: before the work starts
  • Clear the bath, tray and shelves of toiletries and towels.
  • Provide access to all edges to be sealed.
  • If buying the material yourself, choose sanitary bathroom silicone.
  • Ventilate the bathroom, a dry surface holds silicone best.
  • Do not bathe or shower right before the visit — the edge must be dry.
  • Point out where mould or leaks appear.
  • Allow 30–60 minutes depending on the joint length.
  • Plan a few hours without using the bath after replacement (curing time).

A case from Warsaw: Wola, black mould at the bath

Silicone Replacement in the Bathroom in Warsaw: a case in detail

A client in Wola reported black spots in the corner between the bath and the tiles. She had tried cleaning the joint several times, but the mould kept coming back.

Tradespeople removed the old silicone completely, treated against mould and dried the joint, then applied new sanitary silicone along tape. The joint came out even and white.

After 24 hours of curing the edge was fully sealed, with no trace of mould. The visit took about 40 minutes. The takeaway: with black mould, cleaning does not help, the silicone must be fully replaced with mould treatment.

Completed job

Bath sealant replaced: before and after

  • old mouldy sealant removed
  • joint cleaned and degreased
  • new sanitary silicone along the bath and in the corner
Bath sealant replaced: before and after: photo 1 of 2Bath sealant replaced: before and after: photo 2 of 2
Job done by a HandyMan24 tradesperson.Book a similar job

Frequently asked questions

Is cleaning the old silicone enough?

If there is black mould under the joint, cleaning will not help — the old silicone must be removed and new applied with mould treatment.

How long does new silicone take to dry?

Usually about 24 hours to fully cure. During that time it is best not to use the bath or shower.

What silicone do tradespeople use?

Sanitary silicone with an anti-mould additive, made for bathrooms. Tradespeople also match the colour to the grout.

Will the tradesperson replace silicone at the enclosure and sink?

Yes, they seal the bath, tray, enclosure, sink and worktop: anywhere the joint meets water.

Will the tradesperson remove mould under the joint?

Yes, mould treatment is a standard step: without it mould would return under the new silicone.

Should I buy the silicone myself?

You can, but they can bring suitable sanitary silicone — just note it when you book.

Will the tradesperson scratch the tiles during removal?

No, they use tools that remove silicone without damaging the tiles.

How long does replacement take?

One joint takes 30–60 minutes. A whole enclosure with several edges takes longer.

Do tradespeople cover Praga, Ursynów, Białołęka?

Yes, they serve all of Warsaw and the surrounding area.

Does the tradesperson issue an invoice?

Yes, they issue a VAT invoice on request.

Who does the work and how a job runs

Silicone Replacement in the Bathroom in Warsaw, a HandyMan24 handyman at work

Silicone replacement is carried out by HandyMan24 technicians experienced in bathroom work. Tradespeople remove the old silicone without damaging the tiles, treat against mould and apply an even sanitary joint. Tradespeople arrive at the agreed time, quote upfront, work cleanly and tidy up. Payment after the job, no deposits.

Has the bath silicone yellowed or grown mould? Leave a request online: they will replace it with fresh sanitary silicone in a single visit.

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Describe the job, add photos and the address. Tradespeople send their own prices and dates, and you pick one of the offers.

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Author

Aleks, founder of HandyMan24

Author

Aleks

Founder of handyman24 and author of the blog

A technical college on the electrical side, wooden staircases, four years on furniture and worktops. In Warsaw since 2022: first with a case of tools, now with a roster of tradespeople and this blog.

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