The Mastic Doctor team standing beside their branded vans outside an office building
Hampshire · England

Commercial washroom and wet-area sealing in Newbridge, Hampshire

Sealing in commercial washrooms, showers, kitchens and wet areas across Newbridge, by CSCS-carded applicators. CHAS accredited and fully insured.

  • A new bead over an old one coming away
  • Stained or open joints at kitchen sinks and worktops
  • Sealant lifting along a tray edge
1
Send details
Send the specification, photos or a marked-up plan.
2
Get a quote
A fixed quote for the work, with the scope in writing.
3
We seal
CSCS-carded applicators, the right product for each joint.
4
Guaranteed
Signed off, with 12 months’ guarantee.
Covering the South East & Scotland
CHAS accredited
£5m public liability

Washroom sealing in Newbridge

Send drawings, photos or a joint schedule, or tell us about the site, and we’ll come back with a fixed quote.

Washroom sealing in Newbridge, done properly

Whether it’s a single toilet block in Newbridge or a programme across several buildings, we work the same way: details first, then a fixed quote, then the work, then the 12-month guarantee. A few photographs and a count of fittings are enough for a quick quote and a site visit is an option. If you have open joints along basins and vanity units and a new bead over an old one coming away, we can put it right, on urinals and WCs, vanity units and basins and accessible toilets and changing rooms alike. Whether you call it commercial sealant work, mastic application or joint sealing, the work in Newbridge is the same: the right product in a properly prepared joint.

In and around smaller places like Newbridge, washroom work is often in halls, pubs, primary schools, care homes and holiday accommodation. Sealant that has gone black with mould usually can’t be cleaned, so it is cut out and replaced.

The 12-month guarantee is for workmanship rather than wear and tear. Sealant wears with time, and movement, weather, cleaning and use decide how fast, so we spell out the cover before we begin.

The Mastic Doctor team beside their liveried vans in front of an office building
Location
Newbridge (SO40)
Wider area
Hampshire
Cover
12 months on every job
Quotes
A fixed quote before we start
Phone
01277 525 020
Updated
3 November 2026

Quoting for work in Newbridge

Sealant work doesn’t have a standard rate, since sites vary so much. What we take into account:

  • Distance, for remote addresses
  • How much there is to seal
  • Specialist products, such as fire-rated or hygienic sealants
  • Phasing around occupants

Whether it’s a single area or a whole estate, the same things set the price: what’s in scope, how we reach it, what’s specified and when it needs doing. Call for a quote, and you’ll have a fixed figure to work with.

Details that help us quote

Good information means a firmer quote. Helpful details to send:

  • A wide shot and a close-up of the area
  • Whether the building will be occupied during the work
  • The asbestos register, for older buildings
  • Where the site is, with the postcode

The quickest route to a quote is a few photographs and the site postcode. Send them through the quote form, or give us a call on 01277 525 020 or email the details over if you’d rather talk the job through.

Aftercare for building managers

After handover, a little attention goes a long way:

  • Don’t leave trays and floors sitting wet
  • Share your site rules when you send details
  • Avoid scourers and harsh descalers on silicone
  • Don’t leave an open joint at a basin or tray

If a joint we sealed fails within 12 months, tell us and we’ll look at it. After that, a routine look catches failing joints early.

Small numbers of failed joints are quick to phase in. Left until every washroom is affected, it becomes a bigger programme and more closures to manage.

On site: what to expect

Occupied buildings need a little choreography. The work area is signed and kept contained, with routes through the building left open and work section by section so the rest of the building stays in use. If others near Newbridge need work, visits can be combined. A fixed quote is given before anything starts.

  1. First, the phasing is agreed so facilities stay open.
  2. Leaks, loose panels or damp are pointed out first.
  3. Old sealant is stripped and the faces prepared.
  4. We reseal with the grade suited to each area.
  5. We give you a reopening time for every room.

What we need from you

  • Let building users know which areas are affected
  • Share the asbestos register for older buildings
  • Let us know about inductions and permits

Getting a fixed quote

Every job follows the same four steps: send details, get a quote, we seal, guaranteed. To take the first step, call the office on 01277 525 020 or send details through our quote form.

Get a quick quote

Related advice

Toilets, showers and kitchens around Newbridge

Staff changing rooms and patient toilets at places like Tatchbury Mount Hospital, 2.1 miles east of Newbridge, need cleanable, sound silicone. Units at estates like Mortimer Trading Estate (1.7 miles north-east of Newbridge) have welfare blocks whose showers and toilets see shift after shift.

Newbridge is about 3 miles west of Totton, in Hampshire. We cover commercial sites throughout Newbridge. Newbridge is one of 723 places in Hampshire on our list. We also cover Southampton, around 8 miles from Newbridge.

Business premises anywhere in SO40 are within our area. If your building is just outside Newbridge, we cover Copythorne (1 mile south-east), Cadnam (1 mile south), Wittensford (1 mile south-west), Winsor (1 mile south-east) and Bartley (2 miles south-east). Bigger towns within reach include Winchester (14 miles north-east), Eastleigh (10 miles east), Totton (3 miles east), Chandler's Ford (9 miles east), Hedge End (12 miles east) and Lymington (12 miles south).

Landmarks near Newbridge

The nearest railway station is Ashurst New Forest station, roughly 3.9 miles south-east. Nearby you’ll also find Tatchbury Mount Hospital (2.1 miles east). The countryside around Newbridge includes Copythorne Common.

Map of Newbridge © OpenStreetMap contributors

Your questions answered

Would you work within a site like Tatchbury Mount Hospital?

Yes, hospitals are one of the sectors we cover. The estates team’s permit system and infection-control rules come first, and the work is planned around them.

Must every washroom in our Newbridge building shut while you work?

Rarely all at once: work is phased so some facilities are always available. We will tell you the curing time for the product before we start.

How do I request a quote?

It works in four steps: send details, get a quote, we seal, guaranteed. The first step only needs photographs and a postcode.

What site paperwork can you supply?

Tell us what site paperwork you need (RAMS, insurance certificate, CSCS details) and we’ll confirm with the quote.

Do your applicators hold CSCS cards?

Yes. If you need card details for site access, tell us and we’ll confirm them with the quote.

Do you work in hospitals, clinics and care homes?

We work in clinics, hospitals and care homes. Tell us what records you need and we’ll confirm with the quote.

Do you have public liability insurance?

Yes. We’re fully insured, and the certificate can go with your quote.

Honest limits

We check first that sealant really is the fix. It won’t put right:

  • A room that stays damp because ventilation isn’t working
  • Leaking pipes, traps, wastes or cisterns, which need a plumber
  • Panel boards already damaged by water

If you’re not sure, just speak to us on 01277 525 020 or email us and we’ll give you a straight answer before you book.

Where we work in Newbridge

  • Urinals and WCs
  • Accessible toilets and changing rooms
  • Vanity units and basins
  • Showers, trays and wet room floors
  • IPS panels and cubicles
  • Kitchens and tea points

What we’re called out for in Newbridge

Much of the failed sealant we remove was applied over old silicone or residue. Silicone won’t adhere to a silicone bead, so it soon lets go.

These are often picked up first by site or facilities staff:

  • Gaps where vanity tops meet the wall
  • Failed sealant in a tea point or staff kitchen
  • Complaints from staff, guests or users about tired washrooms
  • Stained sealant around pans and urinals

Church halls and community buildings, such as those at Church of St Mary, have kitchens and toilets used by many groups, and their sanitary sealant works hard.

Comparing quotes

  • The named product and why it was chosen
  • Are they CHAS accredited or on Constructionline?
  • Will CSCS-carded applicators be on site?
  • How they handle RAMS and site documents

How to choose a sealant contractor

What the job involves on each surface

Showers and trays

A tray flexes every time it’s used and is constantly wet. Tray joints are where many washroom leaks start.

Urinals and WC pans

The joint between a pan and the floor is easy to overlook. They are checked with everything else.

Accreditations

Trusted. Accredited. Insured.