Clean your roof on a cloudy calm day when the wind isn t blowing and there s no threat of precipitation.
How much is to clean my roof.
In london a medium sized firm will charge you up to 600 for cleaning your roof.
In the rest of the southern region and the midlands expect to pay maybe 450 500.
You will want to avoid rogue tradesmen.
Many roof repairers do cleaning so it shouldn t be hard to find a full service roofing professional in your area.
Cleaning your own roof isn t really considered to be a diy job.
These black or dark green patches aside from being unsightly can in fact damage your roof by stripping it of its protective outer layer and inviting the growth of further damaging roof lichens and moss.
How to avoid rogue tradesmen.
This is a dangerous project that can damage your home so it s best to hire a pro.
A more complex roof may cost more and if repairs are needed expect to pay between 1200 and 1500 depending on the extent of the repairs.
If you have an older roof chances are good that you ve noticed some discoloration or staining on it.
Clean your roof without taking proper safety precautions.
Clean your roof on a sunny day which will cause the bleach solution to evaporate too quickly limiting its cleansing effects.
If you live further north then the price could be potentially as low as 400.