Can You Pressure Wash Roof Shingles

The damage caused by pressure washing is not immediately noticeable.

Can you pressure wash roof shingles.

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. Never use a pressure washer to wash or rinse shingles. Roof cleaning contractors go up on the roof and physically wash the roof down. Not to mention using a pressure washer from a high place is dangerous.

The short answer is no when you search this very same question you ll see the internet shout back with words like never and don t. Use a sprayer attached to garden hose that s filled with equal parts chlorine bleach and water. Pick a cool overcast day so the cleaning solution doesn t dry too fast. There is a chance that the pressurized water could damage your shingles.

Mother nature can do the rinsing. Yes it will make it look sparkling clean but also you ll end up replacing the roof system sooner rather than later. This is the best way to clean a roof if you have asphalt shingles. Pressure washing is very effective but may be best for metal or concrete roofs.

Once you squeeze the trigger the powerful recoil on the spray wand can throw you off balance and off of a ladder. Of course some chemicals can harm your roof as well and the runoff could cause problems with your landscape or parts of your home. If you have a consistent problem with mold growth on your roof consult a roofing professional. 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.

The response isn t wrong. For extra cleaning power mix in a non ammonia heavy cleaner like tsp. You might be among the vast collective of homeowners with a power washer stowed away in your garage so you wonder can you care for your roof safely by pressure washing its shingles. Pressure washing strips the granules from asphalt shingles.

Therefore it strips away years of your roof s lifespan. The water pressure will remove the granules that are important for protecting your roof. Roof cleaning can be accomplished two ways 1. Of laundry strength liquid chlorine bleach and water.

The roof can be physically washed with light pressure or 2.