Ice dams can also form when ice melts and refreezes further down the roof and thus prevents natural run off.
How to wash slate roof.
When you check the roof before winter make sure you remove all of the debris and foreign matter from the roof.
Then spray the cleaner onto the shingles photo 1.
Most slate roofs tend to be older so it is safe to assume that any slate roof is fragile and prone to damage.
Doing this ensures that debris is always heading in the right direction off your roof.
Any form of weight can crack or break a slate tile so no homeowner or roof cleaning professional should ever walk on the roof.
A vinyl leaf rake can clean harder to reach spots.
He chose an eco product purposefully because of all the run off from the roof onto the landscaping.
Start at the ridge of your roof the top and spray down toward the gutters.
Wait about 20 minutes then rinse.
When having the slate cleaned it should be only be done from a ladder or lift to avoid damage to the roof.
The slates are 9 years old and had a build up of moss algae compounded by tree sap.
The photo above shows a slate roof during a cleaning.
Brush across the section of roof you rinsed to remove all moss algae or stains.
Use heavy rubber gloves to scoop up material in areas you can safely reach.
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.
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.
Limit cleaning to removing organic debris and delaminated slate flakes from valleys snow guards gutters and the area behind the chimney.
That ll prevent the cleaner from drying out too quickly.
Using a pressure washer set to a low psi rinse loose debris off your roof with clean water.
Spray the roof with plain water to dislodge loose dirt and debris.
In fact slate shingling has such a reputation for resilience that it has been nicknamed the hundred year roof but if you want your slate roof to last the advertised century it is important to use to right tools for installation and repair and to understand how to keep it at its best.
If you don t this can cause ice to form on your slate roof and crack the tiles.
Don t brush against the direction of the slate since this can loosen or damage your slate tiles.
Push the brush across the slate working downward.