Mastic Sealant in Sevenoaks (44)

Need to tidy up sealant around your bath, windows or worktops but not sure where to start? Whether it's cracked silicone, black mould creeping in, or seals that just won’t stay stuck; getting it sorted can make a big difference. And if you want the job done right, it’s worth calling in some help.

From quick reseals to full bathroom or kitchen makeovers, our trades are used to working in all kinds of homes, and they know how to leave a neat, watertight finish that lasts.

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Mastic sealant contractors in Sevenoaks

With Checkatrade, you can find tradespeople who specialise in mastic and silicone sealant services in Sevenoaks who are checked, reviewed, and ready to help. At Checkatrade, we make sure our tradespeople are up to date with any necessary accreditations, so you can hire with confidence

• Find sealant services in Sevenoaks
• Compare quotes quickly
• Book with confidence thanks to real reviews and our Guarantee (T&Cs apply)

So whether you're dealing with leaks, draughts or just want things looking fresher, we’ll help you find the right person for the job.

What to expect from hiring a mastic or silicone company in Sevenoaks

Common jobs include:

• Resealing baths, sinks, showers and toilets
• Replacing worn or mouldy window seals
• Silicone sealant solutions for kitchens and wet rooms
• External sealing around doors, windows and rooflines
• Expansion joint sealant for floors and walls

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Average cost of mastic sealant in Sevenoaks

Mastic sealant services:

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Bathroom mastic sealant installation:

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Additional costs to consider:

• Urgent callout fees (for leaks/damage)
• Specialist sealants (e.g. mould-resistant, food safe, colour matched)

Prices vary depending on access, condition, and type of sealant used.

Need help calculating costs? Use our Job Value Estimator tool for a bespoke cost estimate.

What’s included in a quote

• Removal of old mastic/silicone
• Surface cleaning/preparation
• Supply and application of new sealant
• Tidy up and waste disposal

Qualifications to check for

• Public Liability Insurance
• Experience with silicone or mastic work (look for photo evidence and reviews)
• Membership of relevant trade bodies (where applicable)

How long it takes

• Small jobs (e.g. resealing a sink): 30 - 60 mins

• Medium jobs (e.g. resealing a bath or 3 windows): 1 - 3 hours

• Full bathroom reseal: up to a day (including drying time)

Mastic and silicone services in Sevenoaks: Homeowners vs renters

Homeowners

• Responsible for maintenance inside and outside the home
• Keep receipts and photos in case you sell later
• You may need to check for listed building or leasehold restrictions

Renters

• Contact your landlord or letting agent first
• They’re usually responsible for bathroom, window and kitchen seal repairs
• If it's urgent (e.g. leaking bath causing damage), report it in writing with photos

Emergency mastic or sealant services in Sevenoaks

Leaks and water damage don’t hang about. If you notice:

• Water pooling around windows or baths
• Cracked, crumbling or missing sealant
• Mould creeping in fast

...you might need an emergency sealant repair.

Find emergency mastic or sealant services in Sevenoaks now with our free search tool.

Some tradespeople offer out-of-hours callouts or same day repairs. Always ask upfront if speed is key.

Find a sealant or mastic company for the job in Sevenoaks

Need help with:

• Bathroom resealing
• Kitchen worktop sealing
• Silicone around windows or patio doors
• External mastic sealing
• Expansion joint resealing
• Roofline sealant
• Caulking and crack repairs

Search Checkatrade for:

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• Sealant services in Sevenoaks
• Mastic man Sevenoaks
• Bathroom sealant company near me
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Start your search now or post your job directly and let our tradespeople come to you.