Integrity Windows

A Victorian-style conservatory in Dorking, Surrey that had developed heavy algae staining across the ridge, finial and uPVC framework, with dark streaks running down the glass panels and the attached grey cladding picking up its own layer of grime. The whole elevation needed cleaning in a single visit.

Conservatory roof with algae and dark streaks before cleaning in Dorking Surrey
Before: heavy algae staining on the conservatory ridge and uPVC

The problem: algae and streaking on the conservatory and cladding

The conservatory ridge and decorative finial had accumulated significant black and green algae — the kind that builds up in the joints and ornamental sections where water sits. Dark streaks had started running down the glass, and the surrounding grey uPVC cladding had gone from clean to dull grey with organic discolouration. In shaded Surrey gardens this builds up faster than most people expect.

What we did

  • Soft-washed the full conservatory roof, ridge, finial and decorative uPVC with appropriate cleaning solution to lift algae and organic staining
  • Cleaned the glass panels on the conservatory roof, clearing the dark streak marks
  • Washed the adjacent grey cladding, fascia and soffits as part of the same visit
  • Rinsed the full elevation and checked for any remaining marks before leaving
Conservatory and cladding cleaned in Dorking Surrey — white uPVC and grey cladding restored
After: cladding and uPVC fully cleaned throughout

The result

The cladding came back to a uniform clean grey and the conservatory uPVC was fully white again — the ridge and finial detail clearly visible rather than obscured by algae. The customer had been watching the staining worsen over two seasons; a single professional clean sorted it completely. The difference across the whole elevation is significant.

Conservatory roof and uPVC cleaning across Dorking and Surrey

We clean conservatory roofs, uPVC framework, cladding and external walls across Dorking, Reigate and throughout Surrey. Victorian and Edwardian conservatories with decorative ridge work need careful handling to clean properly without damaging the uPVC — soft washing at the right pressure does the job without the risk of high-pressure damage.

Call us on 07917 644048 or visit integritywindowcleaning.co.uk for a free, no-obligation quote.

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