Kent · England
Sheet Hill Glazing Silicone
Our applicators work in Sheet Hill on glazing silicone for conservatories, rooflights, glass panels and shower screens. Old sealant removed completely, joints prepared properly and every job guaranteed for a year.
- Leaks where conservatory glass meets the frame
- Stained, discoloured glazing silicone
- Leaks from the base of a shower screen
Why act early in Sheet Hill
Dealing with a leaking shower screen early protects the floor and ceiling. A small leak can reach the floor below before it shows. Around Sheet Hill, older homes often have timber in their floors and frames, where water from a failed joint can cause rot if it’s left.
A few things move the cost up or down: the old material and how easily it comes out, whether mould needs treating, and whether we need extra access for height. We take all of that into account in your quote.
Why Sheet Hill customers choose us
- Fully insured
- 20+ years of sealant experience
- Rated 4.9 stars on Google
- We agree the colour with you first
Read what affects the cost and our reviews.
Glazing silicone for homes and businesses in Sheet Hill
Glass and frames expand and contract differently, and the silicone between them takes the strain. When it cracks or lets go, water gets in. We replace it with a glazing silicone that suits the glass and frame. Typical jobs include shower screens leaking along the wall or tray and water running down inside the glass, across glass balustrade bases, conservatory frames and glass-to-frame joints.
Outdoor sealant needs dry, clean surfaces, so work on frames around Sheet Hill is planned for dry weather. Tell us about access to every side of the house, including upper-floor windows.
There’s a 12-month guarantee on every job, large or small.
- Location
- Sheet Hill (TN15)
- Region
- Kent
- Cover
- 12 months on all our work
- Price
- Quoted before any work starts
- Telephone
- 0345 464 0079
- Updated
- 26 October 2026

DIY sealant or a professional job?
The difference is mostly in the preparation and the product. We take joints back to clean, dry surfaces, and the sealant is matched to the joint and its conditions, then guaranteed for a year.
Some sealant jobs are within reach of a careful DIYer, like a short, easy-to-reach joint indoors. Where it goes wrong is sealing over the old bead, working on a wet joint or overloading the gap.
What glazing silicone looks like in Sheet Hill
London and the South East are among the drier parts of the UK, but outside sealant still needs a dry, clean surface, so outdoor work is planned around the forecast. Historic houses like Old Soar Manor (about 1.3 miles east) are a reminder that the area around Sheet Hill has older buildings as well as new. In older buildings, older frames set in brick or stone need a sealant that suits them, and sometimes that’s traditional sand mastic.
Homes close to Plaxtol Church include some older properties, and the windows may be timber, sash or later replacements, and each needs the right sealant against the wall. Rented homes near Borough Green & Wrotham station change hands often, and glazing joints are worth checking at the end of a tenancy, before a small leak grows. Schools such as Plaxtol Primary School are buildings too, and larger buildings have plenty of frames, and the mastic around each one ages.
Sheet Hill is about 5 miles east of Sevenoaks, in Kent. Anywhere in TN15, our applicators can take on glazing silicone. Across Kent, we cover 922 places, and Sheet Hill is one of them. London is on our list too, about 23 miles from Sheet Hill.
We cover every part of the TN15 postcode area for glazing silicone and the streets around it. Glazing silicone is available to properties on Bewley Lane and Sheet Hill and the roads around them. We also cover the places around Sheet Hill: Yopps Green (1 mile south-east), Ivy Hatch (1 mile west), Ightham (1 mile north-west), Oldbury (1 mile north-west) and Shipbourne (2 miles south). Larger places within reach include Maidstone (10 miles east), Dartford (12 miles north), Sevenoaks (5 miles west), Royal Tunbridge Wells (9 miles south), Gravesend (12 miles north) and Tonbridge (5 miles south).
Around Sheet Hill
In Sheet Hill, that means homes and buildings near Ivy Hatch Nature Reserve, Wrotham School and The Plough Public House, among other places. Sheet Hill’s nearest station is Borough Green & Wrotham station, about 1.7 miles north of the centre. Other landmarks nearby include Beechin Wood Archery Museum (2 miles north-east) and Sevenoaks Hospital (4.4 miles west).
How we quote for glazing silicone
Every job gets its own quote. This is what makes a difference:
- Access and height
- The size of the job
- The number of rooms or windows
- Whether old sealant or filler has to be cut out
No two jobs are quite the same, so each one gets its own quote. The number of joints, how easy they are to reach and the sealant needed all make a difference, and we’ll explain the quote if you ask.
Asking for a quote
To help us quote quickly, please include:
- The type of property
- What the problem is, such as mould, gaps, leaks or cracking
- How we’d reach the joints
- Any previous sealing or DIY work
We don’t publish a price list. Instead, your job gets its own clear quote. To arrange one, phone 0345 464 0079 or drop us an email.
Places near Sheet Hill
What else we do in Sheet Hill
For landlords and businesses
We work for landlords and letting agents as well as homeowners. Resealing between tenancies is a simple way to keep a property in good order before the next move-in.
Failed sealant is one of the commonest items on a check-out report, and it’s easy to sort out between tenants. Several properties can go on one quote.
Keeping the joints in good condition
How long the joints last depends on use and care. We suggest:
- Check the silicone on glass every year or so
- Run a squeegee over the glass when you’re done
- Open vents or windows to let moisture out
- Don’t leave a drip for the next storm
Avoid scraping near the new silicone when you clean. Stick to a soft cloth.
Act on black or lifting silicone early. Once it starts to peel, water gets behind it and the problem grows.
The process
There is not much for you to do on the day. Show us the job and we will take it from there. The work itself takes a few hours, depending on how many joints need doing, including the tidy-up. Somewhere like Sheet Hill needs a little journey planning: let us know about lanes, gates and parking. Everything for the job comes with us, so a second trip is avoided where possible.
- We start by finding the leak and making sure sealant is the cause.
- The old sealant is removed from the glass and frame without scratching them.
- The glass and frame are cleaned and degreased.
- Glazing silicone suited to the joint is applied and tooled.
- The finished joints are checked and, where it’s safe, tested with water.
Before we arrive
- Mention any parking rules near the property
- Tell us about access, such as stairs, a lift or high-level joints
- For business premises, tell us about site rules or sign-in
Ask for a quote
It all starts with a short chat. Tell us what’s wrong, where it is and how much there is, and we’ll talk you through what we’d do. When it suits you, phone 0345 464 0079 or send us an email.
Advice
Sheet Hill questions
Can you help a landlord with a rental near Borough Green & Wrotham station?
Yes, rental work is part of what we do. You can call 0345 464 0079 or send us an email with the address and a few details, and we will give you a fixed price before work begins.
Is Sheet Hill within the area you cover?
Yes, smaller places are covered as well as towns. Our work covers London and the South East. Just mention lanes, gates or anything else about the route when you book.
What sealant do you use?
We choose the sealant for the joint, not the other way round. Movement, water and weather all affect the choice, and we will explain our choice.
How long will you be here?
Typically it takes anything from an hour or two to most of a day, depending on the size of the job. Bigger jobs take longer, and we’ll say how long yours will take.
Where is Mr Mastic based?
Our base is in Crawley, West Sussex, and we cover South East England, London and all of Scotland.
Can you reseal the base of a glass balustrade?
Yes, where the base is finished with sealant. Photos help us see what’s there when you phone 0345 464 0079 or email us.
Which silicone is used for glass joints?
A neutral-cure glazing silicone suited to glass and the frame. Shower screens get anti-fungal silicone.
Can I choose the sealant colour?
We help you choose a colour that suits, from white and clear to greys and other shades. The product needed can limit the range.
What we can’t put right
We will not take on work that will not last, so here’s what sealant can’t put right:
- Condensation trapped between two panes
- Failed flashing around a conservatory
- A frame that needs repairing or replacing
If in doubt, ring 0345 464 0079 or send us an email and we will say what we think before booking.
What we seal
- Glass-to-glass joints
- Shower screens
- Conservatory frames
- Glass-to-frame joints
- Rooflights
- Glass balustrade bases
