Can You Pressure Wash A Shingle Roof

Proper cleaning is an important step in roof maintenance.

Can you pressure wash a shingle roof.

Use low pressure to spray it clean the power of a pressure washer can damage the shingles on your roof so it s important that you select the proper spray tip. How to clean roof shingles. The water pressure will remove the granules that are important for protecting your roof. Not to mention using a pressure washer from a high place is dangerous.

The high powered water jets can damage shingles and remove the shingle granules that protect the roof. Never use a pressure washer to wash or rinse shingles. Pressure washing is very effective but may be best for metal or concrete roofs. Of course some chemicals can harm your roof as well and the runoff could cause problems with your landscape or parts of your home.

After spraying the roof with the. Spraying with a hose or pressure washing from ground level forces water up underneath the shingles and or decking which can lift the roofing materials and create leaks and deck rot. Don t use a pressure washer on the roof. There is a chance that the pressurized water could damage your shingles.

Of laundry strength liquid chlorine bleach and water. The safest and smartest way is to contact a qualified roofer to assess the situation and offer some suggestions that will give you the results you want without any. If you have a consistent problem with mold growth on your roof consult a roofing professional. It s generally not necessary to pressure wash a shingle roof for the purpose of removing ordinary dirt and leaves and pressure washing can potentially damage the shingles coating of protective grit.

The concentrated jet will scrape off the small pebbles on top of the shingles and reduce their water repellency which will only make your mold situation worse. Once you squeeze the trigger the powerful recoil on the spray wand can throw you off balance and off of a ladder. Start with a medium pressure spray pattern and adjust from there accordingly. Some of this growth including the stains from algae spores.

Never pressure wash your roof if you have asphalt shingles. This is the best way to clean a roof if you have asphalt shingles. Apply a storebought or diy cleaning. Use a sprayer attached to garden hose that s filled with equal parts chlorine bleach and water.