
from £55/one off
£59/session
£375/one off
£50/session
£250/hour
Moss and dark algae streaks are a familiar sight on roofs across Shortlands, particularly where trees overhang the property or a roof pitch rarely sees direct sun. Left untreated, this buildup traps moisture against tiles and can shorten their lifespan, so most homeowners bring in a professional every few years rather than risk damage from DIY methods.
A clean roof does more than look tidy. Removing moss and organic growth helps rainwater run off properly instead of pooling under tiles, and it can make small cracks or lifted tiles easier to spot before they turn into a leak.
Post your job details and roof cleaners covering Shortlands and the surrounding South London area, including Purley, South Croydon, Earlsfield and Chislehurst, can send over quotes. Compare their reviews, ask about their approach to softwashing versus pressure washing, and pick the one that suits your roof and budget.
Bark's data suggests roof cleaning in Shortlands typically costs £400 to £1,000 per job, roughly £8.50 to £14 per square metre. The final price depends on the size of your roof, how easy it is to access, and whether the job is a manual scrape and biocide treatment or a full steam clean, so it's worth getting a few quotes to compare.