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

Redenham commercial sealant contractors

Sealant work in Redenham for main contractors, managing agents and facilities managers: sealant work for offices, shops, hotels and other commercial buildings, quoted at a fixed price.

  • Expansion joints with the sealant torn out
  • Weathered facade sealant that no longer flexes
  • Messy, uneven beads from earlier work that let the building down
1
Send details
Drawings, photos, a joint schedule or a site visit.
2
Get a quote
One fixed quote covering the agreed scope.
3
We seal
Prepared joints, the specified product, a tidy finish.
4
Guaranteed
Backed by a 12-month workmanship guarantee.
South East, London & Scotland
Constructionline member
£5m PL insurance

Commercial sealant contractors for Redenham sites

Share the site address and what’s failing, and we’ll reply with a fixed quote or arrange a visit.

Commercial mastic work in Redenham

Some sealants used before 2000 can contain asbestos, so older stock needs a check first. We ask to see the asbestos register or survey before old sealant is disturbed. If a material is suspected, work stops until it’s tested (removing asbestos-containing materials isn’t something we do). Most enquiries involve wall and floor joints that have lost their seal and gaps behind commercial kitchen worktops and sinks, across washrooms and tea points, kitchen worktops and splashbacks and external facade joints. Whoever orders the work in Redenham, the brief is typically the same: a fixed quote, no surprises on site and a 12-month guarantee behind the result.

On a typical commercial building in Redenham, the joints that fail first are the hardest-worked ones: south-facing perimeters, entrance thresholds and busy washrooms.

Commercial sealant work around smaller places like Redenham tends to mean pubs and restaurants, halls, farm shops and offices in converted farm buildings. Kitchens, toilets and window frames in all of them need resealing sooner or later.

We stand by our work with a 12-month guarantee. That covers our preparation and application, and if something we did falls short, we return to it.

Location
Redenham (SP11)
Wider area
Hampshire
Guarantee
12 months on every job
Quote
Quoted before any work starts
Phone
01277 525 020
Page updated
3 November 2026
The Mastic Doctor team beside their liveried vans in front of an office building

Redenham: questions and answers

Do you offer colour-matched sealant for buildings in Redenham?

Yes, we can normally get close to most finishes from the product’s colour range. Send colour references or photographs and we will confirm what’s available for the product.

Is Redenham too far out for you?

Not at all. Redenham is within our area. Our area covers London and the South East counties. Where we can, we group nearby jobs to make the most of each trip.

Which sealant will you use?

The specification comes first, if there is one. If there isn’t one, it comes down to the joint: its movement, its surfaces and what it has to cope with.

What guarantee do you give on resealing?

The work is guaranteed for 12 months. Should a joint we sealed give trouble during those 12 months, let us know and we’ll look at it.

Will the building have to shut during the work?

That comes down to planning: we agree access windows, phase the work and keep enough facilities open. Let us know what can’t close and we will work around it.

Can you work to our specification?

Yes. Include it with the drawings when you ask for a quote, and we’ll price the work to it.

Is the old sealant taken out first?

Full removal is part of every quote. Sealing over traps water and lifts once the joint moves and isn’t worth paying for.

What Redenham’s businesses ask us to seal

At about 66 miles from central London, Redenham is within reach of the capital. The South East around the capital has large numbers of business parks, offices and retail centres, especially around the motorway corridors. Occupiers with several premises in the region tend to prefer one contractor and one point of contact. The 3 miles around Redenham take in at least three named trading estates, business parks or retail parks. Tenant changes on such sites bring fit-outs, and fit-outs bring new joints.

If you have premises on more than one site, say at Weyhill Business Park and Ludgershall Business Park, one contractor and one quote can cover both. On a business park such as Weyhill Business Park, which lies south of Redenham, sealant work tends to follow fit-outs: receptions, tea points, washrooms and frame perimeters.

Redenham is about 4 miles north-west of Andover, in Hampshire. Commercial clients in Redenham can call on us for sealant joints, as part of our coverage of Hampshire. Redenham is one of 723 places in Hampshire on our list for sealant joints. Southampton is covered too, around 24 miles from Redenham.

Commercial sites across SP11 are covered for sealant joints. If your building is just outside Redenham, we cover Appleshaw (1 mile south-east), Faberstown (1 mile west), Clanville (1 mile east), Chute Forest (2 miles north) and Fyfield (2 miles south). Further afield, our area takes in Andover (4 miles south-east), Tidworth (4 miles west), Whitchurch (10 miles east), East Anton (5 miles east), Harestock (15 miles south-east) and Overton (13 miles east).

Local landmarks in Redenham

In Redenham, that means premises near Walnut Tree Inn, among other places. The closest station to Redenham is Andover station, roughly 4 miles south-east of the centre. A little further out are Ludgershall Castle (2.6 miles north-west) and Andover War Memorial Hospital (3.8 miles south-east). Open spaces near Redenham include Quarley Hill and Anton Lakes.

Map of Redenham © OpenStreetMap contributors

From enquiry to sign-off

We follow your site rules from the start: sign-in, induction and whatever permit system the building uses. With the paperwork done, the joints are worked through in the order agreed with your site contact. Rural sites near Redenham may need directions, gate codes or a contact on site. Add it to your enquiry and we will build it into the plan.

  1. Site photographs, drawings or a visit tell us what’s there and how it has failed.
  2. You get a fixed quote covering removal, preparation and the new sealant.
  3. Sequence, access and working times are settled before the first joint is touched.
  4. Each joint is stripped, cleaned back to sound faces and primed where the maker specifies.
  5. Depth is set with backing, then the sealant is applied, tooled and the area tidied.
  6. We hand back each area with its cure time and our 12-month guarantee.

What we need from you

  • Let building users know which areas are affected
  • Share your working hours and any access restrictions
  • Point out parking and an unloading spot

Get a fixed quote

Let us know the site, the scope and your timescale, and a fixed quote will follow. The easiest way is to phone 01277 525 020 or email drawings and photos.

Get a price

Related advice

Common problems we fix in Redenham

When a bead peels cleanly off one face, it has failed in adhesion. Typical reasons include rushed preparation, no primer where one was needed, dust or release agents on the surface, or three-sided adhesion. It’s one of the commonest faults we find on earlier work.

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

  • Mouldy silicone around WCs, urinals and vanity tops
  • Smeared sealant across finishes from a rushed job
  • Damp patches where an external joint has failed
  • Weathered facade sealant that no longer flexes

Premises within reach of Andover station, 4 miles south-east of Redenham, often have busy frontages where joints are seen by everyone passing.

Comparing quotes

  • How the existing material will be dealt with
  • Who will actually carry out the work
  • How they handle RAMS and site documents
  • Health and safety accreditation such as CHAS

Choosing a commercial sealant contractor

Maintenance after handover

To get the most from the new sealant:

  • Keep washroom and kitchen extraction working
  • Make sure contractors see the asbestos survey before cutting out old mastic
  • Look at the sealant around anything that has been moved or replaced
  • Respect the cure time before reopening an area

New joints need their full cure time before they take water, cleaning or traffic. Cure time varies with the product, conditions and depth of the joint. Leaving the area closed until then keeps the bead neat.

In kitchens and washrooms, a failed joint is a cleaning problem as well as a leak risk. Cleanability is something environmental health officers pay attention to, which makes sound joints worth keeping on top of.

Building owners, agents and FMs in Redenham

When you manage a building on behalf of an owner, you need clear quotes and clear reporting. We quote a fixed sum, confirm the scope and walk the finished work with you or your representative, plus a 12-month guarantee.

Hotels, schools, healthcare sites, offices and retail units come to us directly as well. The work is planned around how the building runs, so guests, pupils, patients or staff are disturbed as little as possible.

What sealant work can’t fix

A few problems need another trade or a different fix, and we point that out rather than sealing over them:

  • Cracking that needs a structural engineer to look at it
  • Misted, cracked or failed glazing units (a glazier’s job)
  • A failed roof covering or waterproofing membrane

If you’re not sure, just give us a call on 01277 525 020 or email us and we will give you a straight answer.

Joints and surfaces we work on

  • Window and door perimeters
  • External facade joints
  • Floor and threshold joints
  • Washrooms and tea points
  • Movement joints in walls and floors
  • Kitchen worktops and splashbacks

Site staff or a sealant specialist?

For most general trades, sealant is a sideline. A specialist brings correct preparation, depth control with backing rod and a product suited to that particular joint, which is what makes a joint last.

Using site staff can make sense for a small touch-up, but anything bigger is another matter: a specialist brings efficiency, a consistent finish and a 12-month guarantee.

Accreditations

Trusted. Accredited. Insured.