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Damp Proofing & Mold Treatment Manchester

Specialist damp, tanking and mold treatment for Manchester's older housing stock.

Chemical damp proof course injection, cellar tanking, salt-neutralising replastering and mold treatment across Greater Manchester. Diagnose, treat and replaster in one job — no merry-go-round between trades.

Damp-proofed and freshly replastered wall in a Manchester Victorian terrace
About

Why protection plastering matters in Manchester

A lot of Manchester housing is solid-wall Victorian or Edwardian terrace with the original DPC long failed, or no DPC at all. We see rising damp, penetrating damp, salt contamination and the blown plaster and black mold that follow. Where damp is the cause, we diagnose properly, treat the source and replaster in one job — not three separate trades blaming each other.

Treatments include chemical damp proof course injection, cementitious tanking slurry for cellars and below-ground walls, salt-neutralising renovation plaster, anti-mold washes and breathable mineral paints. Every job comes with a written guarantee.

What you get

Standards we work to

  • Diagnose then treat

    Moisture meter survey first — we treat the cause, not just the symptom.

  • Tanking & DPC specialists

    Chemical DPC injection and cementitious tanking slurry for cellars, basements and ground-floor walls.

  • Mold treatment

    HG anti-mold wash, breathable mineral paint and dehumidification advice — not just paint over the black spots.

  • Written guarantee

    Damp work is guaranteed in writing, with the option of an insurance-backed certificate on full DPC jobs.

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FAQs

Protection plastering — common questions

How is damp proofing quoted in Manchester?+

Every job starts with a damp survey. We confirm the cause, specify the treatment — chemical DPC, tanking or condensation control — and issue a fixed written quote covering the replaster.

How long until a damp wall is dry?+

After chemical DPC injection, walls dry at roughly 25-30mm per month. A standard 9-inch solid wall is usually fully dry within 6-9 months, with mist-coat decoration safe after 4-6 weeks once the renovation plaster is cured.

Can you treat black mold without ripping plaster off?+

If the mold is purely condensation-driven on sound plaster, yes — anti-mold wash, breathable paint and ventilation advice are usually enough. Where mold has eaten into blown plaster, we hack back, treat the substrate and replaster.

How is plastering work in Manchester quoted?+

Every job is quoted individually after a site visit. What matters is the size of the room, ceiling height, access and how much prep or repair work is needed — so you get a fixed written quote rather than a rough figure over the phone.

How long does a room take to plaster?+

Most single rooms are skimmed in one day. A full house re-skim usually takes 3-7 working days, and damp proofing with replastering typically takes 2-3 days per affected wall.

How long before I can paint new plaster?+

Allow 3-7 days for fresh plaster to dry fully — longer in winter or on damp-proofed walls, which can need 2-4 weeks. Once it is a uniform pale colour with no dark patches, start with a mist coat of watered-down emulsion (roughly 70% paint, 30% water).

Do I need to move out while you plaster?+

No. We work room by room, sheet everything down and keep dust to a minimum, so you can stay in the property throughout. We only ask that the room being worked in is cleared of small furniture.

Are you insured and do you guarantee your work?+

Yes — we are fully insured with public liability cover on every job, and all workmanship is guaranteed. Damp proofing treatments carry a longer written guarantee, explained in your quote.

Which areas of Manchester do you cover?+

We cover all of Greater Manchester, including Manchester city centre, Salford, Stockport, Trafford, Didsbury, Chorlton, Altrincham, Sale, Prestwich, Bury, Oldham, Ashton-under-Lyne, Urmston, Wilmslow and everywhere in between. There is no travel charge inside Greater Manchester.

Do you offer free quotes?+

Yes. We visit, measure up, talk through the finish you want and send a fixed written quote — no obligation and no charge. Quotes are valid for 60 days.

Do you clean up afterwards?+

Always. Floors and fittings are dust-sheeted before we mix, and all waste, old plaster and packaging is bagged and removed when we finish.

Areas we cover

Protection plastering across Greater Manchester

We deliver protection plastering in every Greater Manchester postcode. Pick your area for local pricing notes and FAQs.

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