If the slope is too steep to easily traverse or if your house is more than one story you should hire a pro.
Should you pressure wash your roof.
Yes it will make it look sparkling clean but also you ll end up replacing the roof system sooner rather than later.
Depending on your roofing materials you may need to take extra care when pressure washing.
The water pressure will remove the granules that are important for protecting your roof.
Pressure washing strips the granules from asphalt shingles.
Timing is important or else you wouldn t bother reading this and weather plays an important factor in that.
Pressure washing is very effective but may be best for metal or concrete roofs.
If you do get up on your roof wear well fitting shoes with slip resistant rubber soles and be sure to don eye and skin protection.
Tile roofs also require a soft wash.
Never pressure wash your roof if you have asphalt shingles.
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You should also look at what the weather is going to be like when you re planning on low pressure washing your roof.
The best time to have your roof low pressure washed is when the weather is mild and sunny.
Therefore it strips away.
The damage caused by pressure washing is not immediately noticeable.
Pressure washing on an asphalt composite shingle roof requires no more than about 30 psi.
Should you pressure wash it.
Not to mention using a pressure washer from a high place is dangerous.
Once you squeeze the trigger the powerful recoil on the spray wand can throw you off balance and off of a ladder.
An asphalt composite shingle roof requires a soft pressure wash that does not harm the granules in the shingles.
Tempting as it might be to blast away unsightly moss and algae using a pressure washer to clean your roof is dangerous not to mention potentially damaging.
But pressure washing your asphalt roof will do more harm than good.
Make sure that they re ready to adequately clean your roof and can guarantee no damage will be done to your property.