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Roof Cleaning questions, answered by experts

While spotting a bit of algae on your roof may not bother you at first glance, it is certainly bothering your roof shingles. The presence of algae can cause decay and shorten the lifespan of your roof’s shingles, which can lead to much bigger problems down the road. While this issue may seem cosmetic at first glance, it goes much deeper than that.

Risks include slipping, shingle damage, or chemical misuse. Professionals ensure safety and proper procedures to minimize these hazards.

You should not use a pressure washer on any surface that it might damage. Examples include shingled roofs, glass, electrical components, and anything with a seal that might be stripped away by the pressure. There are a variety of different uses for a pressure washer . They're ideal for driveways, patios, garage floors, vehicles, fencing, gutters, and paint stripping.

Other than it looking like a dirty car, there are some other signs you need to clean your roof. Moss growth, algae (often black streaks), grime buildup, buildup under shingles, and leaf buildup are all classic signs a cleaning is overdue. If you have neighbors, take a look around. If your roof appears different in any way, that’s another sign to call a pro to have it cleaned.

For most people, summer is the best season to clean roof shingles. You want a day with dry weather and comfortable temperatures. In hot climates, late spring may work better for washing shingles. Avoid cleaning roof shingles at any time where ice could form from applying water in low temperatures.

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The Gregory, SD homeowners’ guide to roof cleaning services

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