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

Hook Common washroom sealing

We carry out sealing in commercial washrooms, showers, kitchens and wet areas in Hook Common and the surrounding area. Send details for a fixed quote.

  • Gaps where vanity tops meet the wall
  • Sealant lifting along a tray edge
  • Stained or open joints at kitchen sinks and worktops
1
Send details
Tell us about the site, with photos if you have them.
2
Get a quote
One fixed quote covering the agreed scope.
3
We seal
Failed joints cut out, faces prepared, new sealant laid.
4
Guaranteed
Signed off, with 12 months’ guarantee.
Covering the South East & Scotland
CHAS & Constructionline
£5m PL insurance

Washroom sealing across Hook Common

Photos, a specification or a quick description of the joints is enough to start a fixed quote.

Washroom sealing in Hook Common, done properly

When mould has spotted a silicone joint, more cleaning won’t remove it. The growth is inside the sealant so it returns whatever the cleaning regime. Replacing the bead is the lasting treatment. If you have a new bead over an old one coming away and open joints along basins and vanity units, we can help. Looking for mastic applicators who cover Hook Common? We have been sealing commercial buildings since 2005.

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

Guaranteed is the last step of every job. You get a 12-month guarantee on our workmanship, and we explain exactly what that covers when we quote.

Mastic Doctor team members lined up next to their branded vans outside an office building
Where
Hook Common (RG27)
Region
Hampshire
Guarantee
12 months on our workmanship
Price
Fixed quote, scope in writing
Phone
01277 525 020
Updated
3 November 2026

Maintenance after handover

For the best life from the joints:

  • Clean sealant with gentle products and a soft cloth
  • Share your site rules when you send details
  • Don’t leave trays and floors sitting wet
  • Add sealant joints to planned maintenance checks

Ask your cleaning team to use gentle products and soft cloths on sealant. Strong acids, solvents and scourers wear the surface over time.

Water getting behind IPS panels and vanity units can swell the boards. Once that happens, a reseal won’t fix them.

Work for main contractors and building owners

As a CHAS accredited contractor and Constructionline member, we make supplier vetting simple. We are fully insured, and our insurance certificate can go with the quote.

We work for building owners and managing agents on sealant work across single buildings or whole portfolios. Several sites can go on one quote, which keeps the paperwork simple.

What sets the cost

The price varies from site to site. Expect it to depend on:

  • Induction, permit and paperwork requirements
  • Access and working height
  • Location, for remote and island sites
  • Quantities, in metres or numbers

The work involved drives the cost: stripping out, preparation, sealing, access and phasing. Call for a fixed quote.

Before you send an enquiry

The more we know, the firmer the quote. Helpful details to send:

  • Any specification or named product
  • Asbestos survey details if the building is older
  • Drawings or a marked-up plan, if available
  • The site address and postcode

To get a fixed quote, phone 01277 525 020 or send details through our quote form, telling us the site location and the nature of the job. Our quote form is another easy route.

Commercial washrooms in Hook Common

Hook Common lies roughly 41 miles out from central London. Business park offices have washrooms in daily use by staff, so we phase work to keep some facilities open. A number of hotels sit less than 2 miles from Hook Common. En suite bathrooms, staff changing rooms and kitchens all need their sanitary silicone renewed in time. We work a handful of rooms at a time, so the hotel keeps letting the rest.

For a school such as Hook Infant School, washroom and kitchen sealant can be renewed around term dates. Halls linked to places like St John the Evangelist host groups all week, which is hard on kitchen and toilet sealant.

Hook Common is about 1 mile south-west of Hook, in Hampshire. We send applicators to Hook Common for washrooms and wet areas. Hook Common is one of 723 places we cover in Hampshire. Our Reading page has more on work in that area (12 miles or so).

Business premises anywhere in RG27 are within our area for washrooms and wet areas. We cover commercial and managed buildings on London Road, Newnham Road and Hook Common and the roads nearby. If your building is just outside Hook Common, we cover Nately Scures (1 mile south-west), Newnham (1 mile north-west), Hook (1 mile north-east), Warnborough Green (1 mile south-east) and Up Nately (1 mile south-west). Further afield, our area takes in Basingstoke (6 miles west), Farnborough (9 miles east), Fleet (6 miles east), Aldershot (9 miles east), Alton (9 miles south) and Yateley (7 miles north-east).

Near you in Hook Common

In Hook Common, that means premises near Robert May's School. The closest station to Hook Common is Hook station, roughly 0.5 miles east. A little further out are West Green House Agricultural Museum (2.5 miles north-east) and Odiham Castle (1.2 miles south-east). Not far away are Tundry Hill and The Mill Field.

Map of Hook Common © OpenStreetMap contributors

Our process

Site rules come first: sign-in, induction and whatever permit system the building uses. Once we are cleared to begin, we take the joints in the sequence agreed with you. Smaller jobs around Hook Common can be grouped with others nearby. You’ll have a fixed quote before work starts.

  1. We survey each room, count the joints and note anything behind them that needs another trade.
  2. The phasing is agreed so there are always facilities open.
  3. Failed silicone is removed completely and the surfaces cleaned of every trace.
  4. Joints are cleaned, degreased and dried before sealing.
  5. A bead of anti-mould sanitary silicone goes in and is tooled to a smooth, cleanable profile.
  6. Each room is handed back once the sealant has had its cure time.

What we need from you

  • For older buildings, check the asbestos register before work
  • Tell us what induction or permit system the site runs
  • Move anything stored against the joints

Getting a fixed quote

Every quote starts with the facts: what’s there, how much of it, how we reach it and what’s specified. Share whatever details you have and we’ll fill any gaps with a visit.

Get a quick quote

Read more

When it isn’t the sealant

We seal joints; we don’t mend everything behind them. On its own, sealant can’t deal with:

  • Panel boards already damaged by water
  • A dripping waste or valve behind a panel
  • Water escaping beneath the floor rather than through a joint

If you are not sure, just call the office on 01277 525 020 or email the details over and we will give you a straight answer before you book.

Surfaces we seal

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

Questions about Hook Common

Will our hotel in Hook Common need to close for the work?

Rarely, if ever. We take a few rooms out at a time. We agree the order of rooms and the timings with you before we start.

Is a smaller place like Hook Common outside your area?

Not at all: smaller places are covered as well as towns. We work across Greater London and the South East. Good photos up front let us bring everything on the first visit.

Do you guarantee washroom sealing?

Our workmanship has a 12-month guarantee, and we carry public liability insurance.

What sealant do you use in washrooms?

Each area gets the grade that suits it. Most washroom joints take sanitary silicone while kitchens may need a food-safe grade.

How many days will you need on site?

It depends on the scope, but the work normally takes half a day to a day per washroom, depending on the number of fittings. For bigger or phased jobs, we’ll set out a timescale with the quote.

How long will the new sealant last?

It depends on movement, UV and weather, cleaning, traffic and the product. Sealant joints are maintenance items, so inspect them regularly.

Will your applicators have CSCS cards?

Yes. Our applicators hold CSCS cards, which many sites require.

What we’re called out for in Hook Common

Low-level joints get hit by mop buckets, cleaning trolleys and feet at skirting lines, urinal bases and around pans.

If one of these sounds familiar, it’s time for a closer look:

  • Sealant lifting along a tray edge
  • Stained or open joints at kitchen sinks and worktops
  • Urinal joints that look unhygienic
  • Open joints along basins and vanity units

At a hospital like Fleet Community Hospital, which lies east of Hook Common, patient and staff washrooms are best done in short phases agreed with the ward.

Comparing quotes

  • How they handle RAMS and site documents
  • How the joint faces will be prepared and primed
  • Their approach to joint depth and backing
  • Whether old or failed sealant will be cut out, not overlaid

Questions to ask before you appoint anyone

Accreditations

Trusted. Accredited. Insured.