Hampshire · England

Commercial Sealant in Dummer

Specialist commercial sealant for Dummer: the right sealant, proper preparation and a neat finish. Call for a quick quote.

  • Mouldy bathrooms flagged at a tenancy check
  • Shower leaks reaching the floor below
  • Tired sealant ahead of a health and safety audit

Need commercial sealant in Dummer?

DIY sealant or a professional job?

Too much sealant is as bad as too little. A thick, smeared bead looks untidy and doesn’t move well, and getting the depth right matters as much as the look.

The difference is mostly in the preparation and the product. Joints are cleaned back to sound surfaces and dried, and the sealant is chosen for how the joint moves and where it is, then guaranteed for a year.

Commercial sealant in Dummer, done properly

Office kitchens, staff washrooms and welfare facilities need to be usable every working day. We can plan the work for early mornings or out of hours so the working day is disturbed as little as possible. You are told when each area can be used again. If you have leaks from showers into rooms or ceilings below and washrooms that need sorting before an inspection, we can help, whatever the surface.

Somewhere as small as Dummer, commercial jobs tend to be pubs, holiday lets, farm buildings or halls rather than offices. They all have washrooms, kitchens and service openings that need the right sealant.

You are covered for a year from the day we finish. If there’s a problem with it, please ring 0345 464 0079 or send us an email.

Location
Dummer (RG25)
Wider area
Hampshire
Cover
12 months on all our work
Quote
A clear price before we start
Call
0345 464 0079
Updated
26 October 2026
The Mr Mastic team in navy uniforms in front of three Mr Mastic vans

What we do, step by step

You don’t need to clear the whole room or building, 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. Somewhere as small as Dummer, access is often the only tricky part. If the job is outside, mention outbuildings, exposed walls and how to reach them.

  1. We start by looking at the rooms and agreeing what’s needed.
  2. Working hours are agreed, including early starts or out-of-hours work where it can be arranged.
  3. Each area is protected and stripped of old sealant.
  4. Once dry, every joint is resealed and tooled.
  5. We let your team know the cure time for every area.

How to prepare

  • Keep pets and children clear of the area while we work
  • Let us know if you’ve seen damp or leaks
  • Let us know about stairs, lifts or work at height

Ask for a quote

To get a quote, phone 0345 464 0079 or drop us an email with the location and a short description of the problem. You will have a clear quote before we start.

Ask for a quote

Related advice

How to look after the new joints

Once the sealant has cured, a few habits help it last:

  • Encourage users to squeegee shower walls
  • Do not leave a failed joint until the next refurbishment
  • Schedule work around occupancy
  • Check the joints during routine room inspections

Make it easy for staff to flag a failing joint. Catching one split early can save a leak later, and if anything looks wrong, just ring 0345 464 0079 or email us.

Mould in shared washrooms gets noticed and talked about. The longer it’s left, the deeper it grows into the silicone, and only replacement fixes it.

What affects the quote in Dummer

For a quick quote, just ask. What matters most is:

  • Working hours on commercial sites
  • Which sealant suits the joint
  • Mould in or behind the old joints
  • Whether the work is at height

Every job is a little different, so we quote each one individually. Size, access and the product the joint needs all play a part.

What to tell us for a quote

What to tell us when you ask for a quote:

  • The address or postcode of the job
  • Pictures of the joints, sent by email
  • Roughly how big the job is
  • Access, such as stairs, a lift or height

For a quick quote, get us on the phone, or send an email if you’d rather. Tell us about the joints that need doing and we will explain what’s involved before giving you a price.

When something else is needed

We’ll always be straight with you, so here’s what new sealant won’t do:

  • Faulty shower valves and leaking traps
  • Certifying fire stopping or building compliance
  • Water damage behind the tiles that needs a tiler or builder

If in doubt, ring 0345 464 0079 or email us and we will say what we think.

What we seal

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

FAQs for Dummer

Do you cover smaller places like Dummer?

Yes. Dummer is within the area we cover, which takes in towns, villages and rural addresses. Our work covers London and the South East. Just mention lanes, gates or anything else about the route when you book.

I let a flat near Micheldever station. Can you help?

Yes. We work for letting agents and landlords as well as householders, and several properties can be quoted together. Just ring 0345 464 0079 or drop us an email with the address and what needs doing, and we’ll give you a clear quote.

How much does commercial sealant cost in Dummer?

Size, access and the old material all affect the cost. Ask us for a quote and we’ll talk you through it.

Is there any odour?

That depends on the sealant. Some products have a noticeable smell, others very little, and any smell fades as they cure.

Are you ARBOMaster approved?

Yes. ARBOMaster is the approved applicator scheme for Arbo sealants, and we’re part of it.

Do I need to be at home?

We need access to the joints, so we will agree that with you when we book. For inside work, that normally means someone being in.

Where are you based?

We work from Crawley. We cover Dummer and the rest of Hampshire.

Is out-of-hours working possible?

It can be arranged for many jobs. We will confirm the working hours with your quote.

Commercial sealant in Dummer: local notes

Hard water is the norm across most of the South East, which leaves limescale on sealant, grout and fittings, and it has to be cleaned off before new sealant goes in.

If you let a flat or house near Micheldever station, we can quote for one property or a whole portfolio of rentals. If you look after a church, hall or community building such as Church of All Saints, its kitchen and washroom sealant needs looking after like anywhere else.

Dummer is about 4 miles south-west of Basingstoke, in Hampshire. For commercial sealant in and around Dummer, please phone 0345 464 0079 or drop us an email for a quick quote. We’re based in Crawley and cover Hampshire. Dummer is one of 683 towns and villages in Hampshire where we work. Our Reading page covers work nearby, about 18 miles away.

Postcode districts we cover here for commercial sealant: RG25. Local streets include Down Street, Post Office Lane and Porters Close, and we cover them all. Neighbouring places we cover for commercial sealant include North Waltham (2 miles west), Farleigh Wallop (2 miles east), Kempshott (2 miles north), Hatch Warren (2 miles north-east) and Oakley (3 miles north). Larger places within reach include Basingstoke (4 miles north-east), Winchester (13 miles south-west), Fleet (15 miles east), Andover (14 miles west), Alton (9 miles south-east) and Tadley (10 miles north).

Around Dummer

We work in homes and buildings around The Queen Inn, among other places. For rail, the closest station is Micheldever station, roughly 4.8 miles south-west. A little further out are Park Prewett Hospital (5 miles north). The countryside around Dummer includes Farleigh Hill.

Map of Dummer © OpenStreetMap contributors

Landlords, agents and businesses in Dummer

Letting agents and landlords in Dummer can book us as well as householders. Resealing between tenancies keeps a property looking cared for before the next move-in.

Hotels need rooms back in use, so we plan the work room by room around your bookings where we can. Hotel work is part of what we do, alongside homes and businesses.

Leave it or put it right?

Sealant work is quick by the room: it takes a few hours per room, so whole buildings are phased. Each area is then left to cure for the time we give you, so the programme is planned around cure times. In a small place like Dummer, homes can be exposed to wind and rain, which finds any gap, and damp in older walls is slow to dry out.

What it costs depends on how much there is to do, how much old material has to come out and access to the work. You will have a clear quote before any work starts, so you know where you stand.

Why us?

  • A sealant colour to suit the surroundings
  • Domestic, commercial and hotel work
  • 180+ five-star Google reviews
  • An ARBOMaster approved applicator

See what affects the cost and customer reviews.

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