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Render cleaning · County Antrim

Render cleaning and treatment in Belfast

Need render cleaning in Belfast? Tell us about the property and we'll arrange a free survey and a written quote. For Belfast homes with faded render, we price a clean and a clean-and-refresh option.

  • Free survey in BT1 and nearby
  • Guide price from £10 per m² inc VAT
  • Fixed written price before work starts

Free survey in Belfast

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Part of every quote

  • Biocide treatment that continues to work after cleaning
  • Low-pressure application — no high-pressure jetting
  • Optional silicone paint to refresh faded colour
  • Safe for silicone, acrylic, monocouche and EWI finishes
A worker soft-washing green algae from a white rendered wall, with one section already cleaned

Belfast: walls, weather and approvals

As well as Belfast itself, we quote in Castlereagh, Newtownabbey and Holywood. Northern Ireland has many rendered and pebble-dashed homes, older solid-walled rural houses, and estates built by the Housing Executive.

Parts of County Antrim fall in the higher wind-driven rain exposure bands, especially coastal and upland sites, so render specification, movement joints and detailing at cills, verges and the base of the wall matter more than usual.

Shaded and north-facing walls in Belfast often need render cleaning sooner than sunny elevations.

Postcode district
BT1
County or area
County Antrim
Nation
Northern Ireland
Nearby
Castlereagh, Newtownabbey, Holywood, Lisburn

Approvals in Northern Ireland

Small repairs and cleaning in Belfast normally need no approvals. Listed buildings are the exception — even minor external work can need consent.

Why not pressure wash render?

Thin-coat renders are only 1–2mm thick. High-pressure jetting can erode the texture, strip colour, force water behind beads and cracks, and damage the insulation system underneath. A soft wash uses chemistry rather than pressure to do the work.

Render cleaning and treatment prices in Belfast

Render cleaning and treatment guide prices
ItemGuide priceNotes
Soft wash and biocide£10–£19 per m²inc VATMinimum £475
Clean and silicone paint refresh£22–£36 per m²inc VATExcluding scaffold
Typical semi, all elevations£835–£1,555inc VATClean only

Confirmed by a fixed written quote after survey. Prices include VAT at 20%.

From enquiry to finished wall

  1. Enquiry

    Send your postcode and a few details.

  2. Measured survey

    Walls, damp, eaves, cills and services recorded.

  3. Written price

    A fixed price with the specification attached.

  4. Work and handover

    Installed, inspected and documents handed over.

Render cleaning in Belfast: questions

Is render cleaning safe for EWI?

Yes, using low pressure and products suitable for thin-coat render.

Will the green come back?

The biocide slows regrowth considerably, but shaded, damp walls can need retreating every few years.

Do you need scaffolding?

Usually not for a two-storey house; poles and low-pressure equipment reach most walls.

Do you cover Belfast?

Yes — we survey and quote render cleaning in Belfast (BT1) and nearby Castlereagh, Newtownabbey and Holywood, with a fixed written price before any work starts.

Render cleaning in Belfast

Book a free survey in Belfast — no obligation.

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