Greater London · England

New Southgate Commercial Sealant

Commercial sealant for New Southgate and the surrounding area: the right sealant, proper preparation and a neat finish. Call for a quick quote.

  • Split sealant around staff kitchen worktops and sinks
  • Washrooms that need sorting before an inspection
  • Large numbers of bathrooms needing the same work

Trusted commercial sealant in New Southgate

Commercial sealant in New Southgate, done properly

Bigger commercial jobs in New Southgate begin with a site walk to agree the scope, the order and the working hours. You then get one clear quote for the whole job. For commercial sealant in New Southgate, just call 0345 464 0079 or email us. We work on welfare facilities, rental portfolios and office washrooms & kitchens, and the jobs we see most are whole floors of tired en suites and black, stained silicone in guest bathrooms.

Across London, offices, shops, hotels, student halls and blocks of flats all need sealant work from time to time, whether that’s washroom resealing or fire-rated sealant around service openings. Where a building in New Southgate needs to stay open, work can be planned outside normal hours.

Every job comes with a 12-month guarantee.

Where
New Southgate (N11, N10, N14)
Wider area
Greater London
Cover
12 months on all our work
Price
Quoted before any work starts
Phone
0345 464 0079
Updated
26 October 2026
Applicator in a navy top running a bead of silicone up a shower screen wall profile

What sealant work cannot fix

We will not take on work that won’t last, so these are the limits:

  • Leaking pipework, valves or wastes (a plumber’s job)
  • A broken extractor fan behind the mould problem
  • A shower tray, bath or basin that’s cracked or broken

If you’re not sure, just phone 0345 464 0079 or email us and we will give you a straight answer before you book.

What we seal

  • Welfare facilities
  • Office washrooms & kitchens
  • Retail & leisure sites
  • Student & care accommodation
  • Rental portfolios
  • Hotel bathrooms

Your questions about commercial sealant in New Southgate

Is parking an issue for commercial sealant in New Southgate?

Parking in New Southgate, as in most of London, takes a little planning: a visitor permit or a nearby bay makes the day run more smoothly.

Do you work in hotels near New Southgate?

Yes, hotels and guest houses are among the places we work. A room-by-room programme keeps most rooms in use while the work goes on.

Can you send RAMS and insurance details for our site?

Tell us what paperwork your site needs, for example RAMS or insurance details, and we will confirm what we can provide when we quote.

Can I add another job to the visit?

Yes. Tell us about everything you’d like done and we will quote it together.

Where do you work from?

Our base is Crawley, with over 20 years’ experience. Our area covers South East England, London and Scotland.

Is the work guaranteed?

Yes, for a year. If anything isn’t right with the work within the year, let us know and we’ll sort it.

How long does the job take?

Typically it takes a morning for a small washroom, and a planned programme for bigger sites. Larger jobs naturally take longer.

Is it messy?

No. We protect the surfaces around the joints, and we tidy up before we go.

Commercial buildings in New Southgate

New Southgate has hotels and guest accommodation in and around it. For hotels, a room-by-room programme keeps most rooms in use while the work goes on. London has hard water, so limescale builds up on sealant, grout and fittings.

For site and facilities teams at buildings such as St Paul's CofE Primary School N11, busy washrooms and kitchens can be resealed in phases so they stay open. For buildings such as St Paul's Church, halls and community kitchens see heavy use, and their sealant shows it.

New Southgate is about 2 miles north-east of Finchley, in Greater London. New Southgate gets the same service as everywhere we cover: the old material taken out, joints prepared properly and a 12-month guarantee. Our Greater London coverage runs to 764 places, and New Southgate is one of them. We also work in London, around 8 miles away.

Work in N11, N10 and N14 works the same way as everywhere else we cover. You will find streets such as High Road, Orion Road and Atlas Road, all of which we cover. New Southgate is on the A1003 and A1110, which makes it straightforward to reach. Nearby, we also carry out commercial sealant in Friern Barnet (1 mile west), Arnos Grove (1 mile east), Bounds Green (1 mile south-east), Brunswick Park (1 mile north) and Southgate (1 mile north). Within a short drive, we also cover London (8 miles south), City of Westminster (7 miles south), Marylebone (7 miles south), Kensington (8 miles south), St Pancras (6 miles south) and Shoreditch (7 miles south-east).

Local landmarks in New Southgate

Typical jobs here are in homes near Friern Barnet School, Ming-Ai and The Ranelagh pub, among other places. Also close by are O. R. Tambo Recreation Ground (0.9 miles south-east) and Francis Skaryna Belarusian Library and Museum (1.8 miles west). There’s a railway station in New Southgate itself: New Southgate station. Other landmarks nearby include Grand Arcade (1.5 miles west) and Broomfield House Museum (1.1 miles east). The countryside around New Southgate includes Barfield Allotments Nature Park and Highgate Hill.

Map of New Southgate © OpenStreetMap contributors

Different surfaces, different methods

Student & care accommodation

In care settings, we agree the order and timings with staff, with each bathroom handed back with its cure time.

Retail & leisure sites

Retail and leisure sites have washrooms, kitchens and changing areas with sealant to maintain. We can plan around opening hours.

Aftercare tips

Simple care keeps the joints in good condition. Our advice:

  • Keep a record of which rooms were resealed and when
  • Tell cleaning staff when each room can be used
  • Include the silicone on your room checklists
  • Use mild cleaners on sealant, not bleach or abrasives

Include sealant in routine room inspections. A quick look at each bathroom when rooms are checked spots problems early.

Signs to look for: mould, splits, peeling corners or water marks downstairs. Any of these means the joints need attention.

What we do, step by step

There’s no need to move everything out before we come, just the space around the work. Everything nearby is protected, and the work takes a few hours per area, with larger sites planned over several visits for a typical job. For a job in New Southgate, parking and access are the things to plan: let us know about parking, the floor we will be working on and any lift or shared entrance.

  1. Tell us the rooms, hours and site rules, and we will plan the programme.
  2. Tell us what paperwork your site needs, and we confirm what we can supply before we start.
  3. Old sealant is cut out room by room and joints cleaned and treated.
  4. We reseal with the right product for each joint.
  5. Rooms are handed back in order, each with its cure time.

How to prepare

  • Mention if the joints have been sealed before
  • Tell us about access, such as stairs, a lift or high-level joints
  • Tell us if parking is tricky

Getting a quote

Every job is quoted individually, so the first step is telling us about yours. Simply ring 0345 464 0079 or email us and describe the job.

Get a quick quote

Related advice

Leave it or put it right?

Patching the worst rooms as complaints come in is hard to manage. A planned programme deals with every room in order, keeping disruption down and costs clear. In a flat in New Southgate, failed sealant seldom stays inside your own four walls: water can reach the neighbours below, and gaps in fire-rated joints affect the whole building.

The cost depends on the size of the job, how hard the old material is to remove and access to the work. We give a clear quote before we start.

What you get with us

  • Quality sealants from Arbo and Everbuild
  • We agree the colour with you first
  • We leave the area clean and tidy
  • White, clear, grey or coloured to suit, where the product allows

Read our cost guide and our reviews.

Signs you need commercial sealant in New Southgate

Plenty of commercial bathrooms have no window at all, and where extraction is poor, damp hangs around. That is when black mould sets into the bead.

Signs it’s time to call us include:

  • Silicone laid over old silicone by a previous contractor
  • Mouldy washroom sealant that staff and guests notice
  • Joints that need doing before an inspection or audit
  • Rental bathrooms that need resealing between tenants

For landlords with property near New Southgate station, sealant work can be quoted for a single flat or a whole portfolio.

Comparing quotes

  • Whether they seal over old material or remove it
  • Who does the work, and how experienced they are
  • When the joint can take water or movement
  • The length of the guarantee

Choosing a sealant specialist

How we quote for commercial sealant

Every job gets its own quote. This is what makes a difference:

  • The product the joint needs
  • Whether old sealant or filler has to be cut out
  • Working hours on commercial sites
  • How many rooms, windows or areas are involved

Commercial jobs are quoted on the same basis as homes: the amount of work, how we reach it and what it needs, plus any working-time requirements on site. Call for a quick quote and we’ll go through it with you.

What to tell us for a quote

Photos by email are helpful but not essential. Try to tell us:

  • Whether it’s a home or a business
  • Photos by email, if that is easy
  • Any previous sealing or DIY work
  • The rough size of the job

A good description makes for an accurate quote. Let us know the location, the problem and roughly how many joints.

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