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Roof Cleaning

Telford & Shropshire · by Aqua Glaze

Moss off, colour back, guaranteed for years

from £495 · free roof survey

Thick moss cracks tiles, blocks gutters and ages the whole house. We remove it the safe way, manual scrape or low-pressure soft wash, then a professional biocide kills what's left at the root. No high-pressure blasting, ever.

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  • Choice of manual scrape or low-pressure soft wash
  • Long-life biocide on every roof, 8-12+ year protection
  • 2-year moss-free guarantee, all waste removed
  • £200+ of free extras: gutters cleared, fascias cleaned, windows washed

All work follows detailed risk assessments, fully insured with £5m public liability.

A Telford roof, start to finish

Amanda's detached house in Telford. Tower up in the morning, moss off the tiles, full biocide treatment, gutters cleared on the way out.

Aqua Glaze working on a detached house roof in Telford, scaffold tower up against the tiles and hoses run out across the drive
On the day. Tower up, hoses out, moss coming off the tiles by hand.
The same Telford house after its roof clean, terracotta tiles clear of moss
After. Terracotta back, gutters clear, and not a pressure washer near the roof.

Why we never pressure-blast a roof

Blasting strips tiles2000-4000 psi tears the protective coating off concrete tiles and voids most manufacturer warranties.
Water under tilesJets force water into the roof space, that's leaks and rot you can't see until it's expensive.
Soft wash lasts longerGarden-hose pressure plus biocide gives 8-12+ year results, blasting grows back in two.
The only way we workRecommended by roofing associations, and the reason we can guarantee our roofs for 2 years.

Every roof clean includes £200+ of free extras

Full gutter clear inside and out · fascias & soffits cleaned · every reachable window washed. All included, no time limit.

What soft washing actually is

A low-pressure cleaning method that uses a specialist biocide solution to kill moss, algae, lichen and other organic growth on roofs and exterior surfaces. Unlike high-pressure washing it does not blast the surface with force. It relies on the biocide to do the work, which is far gentler on tiles, render and other materials.

Years of moss on a Telford roof with a soft brush head on a water-fed pole resting on the tiles
The soft brush, on a pole. Everything is reached from the ground. No jet, no standing on your tiles.
Biocide solution foaming across roof tiles and into the gutter during a soft wash roof clean
Biocide going on. At garden-hose pressure, worked across the tiles so it soaks into the growth.
How it worksWe apply a carefully mixed biocide solution using an extendable water-fed pole fitted with a soft brush. The system delivers a low-pressure mix of water and biocide across the roof while the brush gently agitates the surface, so the treatment coats the tiles thoroughly and works into the growth. The aim is to cover the roof in biocide so it kills the moss at the root, which is what slows the regrowth down.
What to expectSome of the larger, looser moss comes away during the treatment. Not all of it will be off on the day, and that is completely normal. The biocide carries on working after we leave, so the rest dies off over the following weeks. Most customers notice a visible improvement within about 7 days, as the dead moss begins to weather and wash away with the rain.
Worth knowingSoft washing is a treatment, not an instant deep clean. The full improvement develops gradually as the killed growth breaks down and the weather carries it off. That is safer for your roof covering, and better at preventing rapid regrowth, than pressure washing alone.
PureSeal BacClear Pro professional biocide, the product Aqua Glaze treats Telford roofs with

What we put on your roof

PureSeal BacClear Pro is a professional biocide designed to quickly tackle biological growth on outdoor surfaces. It works effectively on roofs, render, paving and a wide range of other hard exteriors. In the majority of cases, just one treatment applied by brush or sprayer is enough to interrupt the reproductive cycle of common surface contaminants including algae, moss, mould and lichen.

HSE approved Biocide No. 10878

  • Bleach free, acid free and non-caustic
  • Biodegradable
  • Kills algae, moss, lichen, mould and bacterial staining
  • Rated for roof tiles and slate, render, paving, block paving, decking and tarmac

A trade-only product, mixed at the manufacturer's dilution and applied from the ground on a water-fed pole. It is included in every roof clean price, never an extra.

Roof cleaning prices

Every figure below is a from price. It is the starting point for that size of house, and Liam confirms the exact number after a free roof survey.

PropertyPrice from
2-3 bed semi or terracedfrom £495
3-4 bed semi / detached (most popular)from £595
4+ bed detached or bungalowfrom £695
Large house / commercial (200m²+)from £995

Why "from": roof size, pitch, access and how much moss is up there all move the figure, so nobody is quoted a number they cannot be held to. Every price includes your choice of method plus the full biocide treatment. AGC members take a further 15% off.

Serving Wellington, Newport, Shifnal, Madeley, Ironbridge, Much Wenlock, Dawley, Oakengates and every TF postcode across Telford & Shropshire.

Watch it happen

Get a fixed price for your roof

Free roof survey, exact fixed quote, 2-year moss-free guarantee.