This gives your roof an ugly look and it is bad for the state of the roof as well.
Cleaning moss from roof slates.
Step back several feet and repeat the wetting and cleaning process.
Roof moss removal mostly happens with the help of a high pressure cleaner.
Debris and moss buildup hold moisture in the slates that can split them during winter freezes.
This is a special rotary nozzle that makes it easier to remove filth.
The most effective method of cleaning algae and moss from a roof is with a 50 50 mix of laundry strength liquid chlorine bleach and water.
Both tasks work hand in hand to ensure the longest possible lifespan for your roof.
1 remove moss without a cleaning agent.
Their team of experts and professional cleaning tools will be able to get the grime dirt and trash that may be able to end up on a roof over time.
After the roof has been made free of moss the roof tiles or slates are treated with a moss and algae resistant product.
Moss growing under roof slate and tiles can push the slate out of position allowing rainwater to seep into the roof structure.
Uniklean slate roof soft washing is the expert slate roof cleaning company to go to if you are worried that your roof may be getting unsightly.
Less easy but of far greater importance is the next step of removing the dead moss from the roof.
After you have killed the moss on your roof you must remove the dead moss manually or it will act like a sponge and soak up water further promoting decay.
Cleaning a roof costs 294 and 582 or 423 on average expect to pay between 0 20 and 0 60 per square foot regular roof cleaning makes it last longer and improves your curb appeal.
Brush across the section of roof you rinsed to remove all moss algae or stains.
Don t brush against the direction of the slate since this can loosen or damage your slate tiles.
Lichen and green moss growth on a slate roof.
When rain finds its way into the roofing structure that s when decay and rot sets in.
Brush until you ve cleaned half your roof.
Many people try to remove lichen by brushing and scraping it off with abrasive tools.
Moss can grow quite quickly and it will grow in between roof tiles filling in the voids and lifting up roof tiles and slates.
Regular cleaning is an important part of keeping a slate roof in working order.
Apply w ith a sprayer and allow the solution to dwell on the roof surface for 15 to 20 minutes and then rinse thoroughly with low pressure water.
Both artificial slates and natural slates have to deal with moss and pollution in the long run.
Lichen can be a tough growth to remove due to the symbiotic relationship between the fungus and algae.
While you might be tempted to reach for a strong chemical or a pressure washer it s better to leave them behind and give your slate roof a little tender loving care.
If possible a dirt blaster is used.
