Kent · England

Window & door mastic in Hollow Street, Kent

Our applicators work in Hollow Street on mastic around window and door frames, sills and patio doors. Old sealant removed completely, joints prepared properly and a 12-month guarantee.

  • Gaps left after new windows were fitted
  • Draughty joints inside around the window
  • Damp patches on the reveal after heavy rain

Need window mastic in Hollow Street?

What the job involves on each surface

uPVC windows

Some uPVC windows were sealed at fitting with a quick bead that never bonded. It comes out, deep gaps get backing rod and the joint is resealed.

Patio & French doors

Not every patio door leak is a mastic problem: blocked drain slots, worn brush seals and threshold details can let water in too. We check before we reseal.

Window mastic in Hollow Street

From a single sill to a whole house of windows, you’ll get a clear quote before any work starts. To get one, ring 0345 464 0079 or drop us an email with the number of frames and any access details. Typical jobs include damp patches on the reveal after heavy rain and sealant in the wrong colour for the frame, across patio & French doors, timber windows & doors and composite doors.

Homes in small places like Hollow Street often stand in the open, with little to shelter their windows from wind and rain. That exposure dries out and cracks the mastic around frames and sills faster.

The work is guaranteed for twelve months. If there’s a problem with our work within the year, let us know and we’ll sort it.

Applicator reaching up to seal an external door frame on a sunny day
Where
Hollow Street (CT3)
Region
Kent
Guarantee
A year, on every job
Quotes
A clear price before any work starts
Telephone
0345 464 0079
Last updated
26 October 2026

Frames and glazing around Hollow Street

The South East is one of the drier parts of the UK, though outdoor sealant still has to go onto a dry joint, so the forecast decides the day.

Rented homes near Sturry station change hands often, and sound mastic around windows and doors keeps out the draughts and damp that tenants notice first. Schools such as Chislet Church of England Primary School are buildings too, and the mastic around its windows and doors needs looking after like any other building’s.

Hollow Street is about 3 miles south-east of Herne Bay, in Kent. We carry out window mastic for homeowners, landlords and businesses in Hollow Street and the surrounding area, as part of our work across Kent. Hollow Street is one of 922 places in Kent we cover. Chelmsford is on our list too, around 41 miles away.

All of CT3 is covered for window mastic, from the main roads to the quietest streets. We also cover the places around Hollow Street: Chislet (1 mile north-east), Chitty (1 mile north-east), Old Tree (1 mile north-west), Boyden Gate (1 mile north) and Hoath (1 mile west). We also work in nearby towns such as Canterbury (6 miles south-west), Margate (9 miles east), Dover (14 miles south), Ramsgate (10 miles east), Broadstairs (11 miles east) and Whitstable (7 miles west).

Near you in Hollow Street

In Hollow Street, that means homes and buildings near Grove Ferry Picnic Area and Spires Academy. The nearest railway station is Sturry station, about 3.6 miles south-west of the centre. Nearby you’ll also find St Martins Hospital (5.1 miles south-west). For a walk, there’s West Blean and Thornden Woods.

Map of Hollow Street © OpenStreetMap contributors

Signs you need window mastic in Hollow Street

Older frames were often sealed with products that set hard. Once it’s rigid, every bit of frame movement pulls at it, leaving a hairline gap down one side.

Keep an eye out for these signs:

  • Hard, cracked sealant around windows
  • White mastic on grey or black frames
  • Draughts coming in around windows and doors
  • Draughty joints inside around the window

Homes close to Church of St Mary the Virgin include some older properties, and the joint between an old wall and a newer frame is generally the first place rain gets in.

Comparing quotes

  • Which sealant they’ll use, and why
  • What guarantee comes with the work
  • Whether VAT is included
  • How much experience the applicator has

Choosing a sealant specialist

Aftercare tips

Good habits help new joints last longer. A few tips:

  • Clear any debris from frame drain holes
  • Don’t paint over the silicone
  • Wipe condensation off the frames
  • Repaint timber before it’s bare

Check the drainage slots in the frames are not blocked, so water can run away instead of sitting against the joint.

Draughts get worse, not better. As old mastic keeps shrinking, the gap widens, and a cold room gets colder. A new joint closes it up.

DIY sealant or a professional job?

Too much sealant is as bad as too little. A heavy bead looks messy and copes badly with movement, and getting the depth right matters as much as the look.

What a professional job adds is preparation and the right product. We take joints back to clean, dry surfaces, and the sealant is matched to the joint and its conditions.

Landlord and commercial work in Hollow Street

Mouldy or split sealant often shows up at the end of a tenancy. We can quote for more than one property at once.

If you manage several properties in or around Hollow Street, jobs at different addresses can go on one quote. Send us the addresses and the work at each, and pictures by email help.

What we can’t put right

Honest advice matters more to us than a booking, so here’s what new sealant will not do:

  • Damp problems in the wall away from the window
  • Condensation trapped between the panes
  • Rotten timber, which needs a joiner first

Not sure which it is? You can ring 0345 464 0079 or drop us an email and we will tell you honestly.

Surfaces we seal

  • uPVC windows
  • Patio & French doors
  • Timber windows & doors
  • Composite doors
  • Window sills
  • Aluminium frames

What we do, step by step

We work through the job in order: protect, prepare, seal, tidy. Typically it takes most of a day for a typical house, less for a few frames. Somewhere like Hollow Street needs a little journey planning: let us know about lanes, gates and parking. We bring what the job needs, so it can be finished in one trip where possible.

  1. Each frame is looked over and we agree which ones need resealing.
  2. The old mastic is cut out and scraped back to clean surfaces.
  3. Where the gap is deep, backing rod goes in first.
  4. The new sealant goes on in white, brown, anthracite grey, black or clear to suit.
  5. We tool each bead neatly and check every joint is closed.

How to prepare

  • Mention any sign-in or site rules at work premises
  • For indoor joints, keep the area dry beforehand if you can
  • Tell us about access, such as stairs, a lift or high-level joints

Getting a quote

For window mastic in Hollow Street, ring 0345 464 0079 or send us an email. Tell us what the problem is and where, and we will agree the price before any work begins.

Ask for a quote

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Common questions in Hollow Street

Can you help a landlord with a rental near Sturry station?

Yes. We work for letting agents and landlords as well as homeowners. You can phone 0345 464 0079 or email us with the details for a clear quote.

Do you cover Hollow Street for window mastic?

Yes, Hollow Street is within the area we cover. Our work covers London and the South East. Just phone 0345 464 0079 or send us an email with a few details of the job.

Do you take out the old sealant first?

Yes. All of the old material is cut out and the joint cleaned before resealing.

Are you an approved applicator?

Yes. Mr Mastic is an ARBOMaster approved applicator, and we are fully insured.

Do you do commercial work?

Yes, regularly. Larger jobs can be planned room by room or area by area.

Can I add another job to the visit?

Yes, we can. Several rooms, windows or areas can go on one quote.

Is the work guaranteed?

Yes. All our work carries a 12-month guarantee, and we are ARBOMaster approved applicators.

Is the new sealant paintable?

It depends on the sealant. Some hybrid sealants can be painted; silicone can’t. Mention any painting plans before any work starts.

20+ yearsMastic and sealant specialists
ARBOMaster approvedApproved applicator for Arbo sealants
Fully insuredDomestic, commercial and hotels
One-year guaranteeOn every job