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Soft Washing - Render, Roofs & Delicate Surfaces

Low pressure, specialist treatments, long-lasting results. The safe way to clean surfaces that high pressure would destroy.

What Is Soft Washing?

Soft washing uses low pressure and specialist cleaning solutions to treat moss, algae, lichen and organic growth at the source, rather than blasting the surface. The treatments keep working after application, killing growth at the root and preventing the rapid regrowth you get with pressure alone.

The result is a cleaner, brighter surface that stays cleaner for longer - without the risk of damaging render, paint, roof tiles or older materials.

Ideal For

  • Rendered & painted walls (from £3.50/m²)
  • Roof cleaning with chemical treatment (from £8/m²)
  • Cladding & building facades
  • Fencing & decking
  • K-rend and coloured render
  • Ongoing maintenance cleans

Why Not Just Pressure Wash It?

High pressure on render blows the surface off. On roof tiles it strips the protective coating and forces water under the tiles. On painted surfaces it peels the paint. Soft washing achieves a deeper, longer-lasting clean on these materials precisely because it kills the growth rather than just knocking the tops off.

As a fully insured and Pure Seal approved business, we'll always tell you honestly which method your surface needs - even if it's the cheaper one.

The Treatment Keeps Working

Unlike a jet wash that looks good for a season, soft wash treatments continue to act on spores and roots for months after application, which is why treated render and roofs stay clean for years rather than months.

Recent Soft Washing Results

Drag the slider to compare before and after.

Rendered wall before soft washing - green algae streaks Rendered wall after soft washing - clean and bright BEFORE AFTER
Roof before cleaning - moss covered tiles Roof after cleaning and treatment - tiles restored BEFORE AFTER

Frequently Asked Questions

Is soft washing safe for my plants and pets?
We take care to protect surrounding planting, pre-wetting and rinsing borders, and keep pets indoors during application. Ask us about any specific concerns when we quote.
How long does a soft washed roof stay clean?
Because the treatment kills moss and lichen at the root, results typically last far longer than pressure cleaning alone - regrowth is measured in years, not months.
My render has black and green streaks - can you remove them?
Yes - those streaks are algae and organic growth, exactly what soft washing treats. Render cleaning starts from £3.50/m² with a £65 minimum.

Get a Free Soft Washing Quote

Send us a photo of your render, roof or cladding and we'll recommend the right treatment with an honest price.