
Roofs in Neath Port Talbot can build up moss and algae quickly given the regular rainfall in this part of Wales. A roof cleaner removes this growth carefully, choosing a method that suits the roof material rather than reaching for a pressure washer that risks cracking tiles or slates.
Moss holds moisture against tiles and slates, which over time can loosen them and let damp into the loft space. A softwash lifts the growth gently, and a preventive treatment applied afterwards helps slow how quickly it comes back, keeping the roof in better shape for longer.
Pricing for roof cleaning varies from job to job. Most roof cleaners will ask for the rough size of your roof and how easy it is to access before giving an accurate price, so having a few photos ready can help speed things up and lead to a more reliable comparison between quotes.
Bark's data suggests roof cleaning in Neath typically costs £400 to £1,000 per job, roughly £8.50 to £14 per square metre. The exact price depends on roof size, access, and whether it's a manual scrape and biocide treatment or a full steam clean.
With a preventive treatment applied, many roofs stay clear of heavy moss for a couple of years before another clean is needed.
Routine roof cleaning is a maintenance job rather than a repair, so it isn't typically something home insurance covers.
It helps to ask what method will be used, whether the price includes fascia and soffit cleaning, and how they'll protect nearby plants or paths during the job.