Why Soft Washing Is the Best Way to Clean Your Roof (And Why Pressure Washing Can Damage It!)

April 16, 2025

If your roof is covered in black streaks, moss, or algae, you might think that pressure washing is the fastest way to clean it. But here’s the truth—pressure washing can actually destroy your roof!

What’s the Difference Between Pressure Washing & Soft Washing?

Pressure Washing – Uses high-powered water jets (2,000-4,000+ PSI) to remove dirt from surfaces like driveways and sidewalks.

 🚨  Why it’s bad for roofs: Can strip away protective granules, causing leaks, shingle damage, and voiding warranties.

Soft Washing – Uses low-pressure water (100-300 PSI) + eco-friendly cleaning solutions to safely remove dirt, moss, and algae.
✔️ Why it’s better: Kills algae and bacteria at the root without damaging shingles.

The Risks of Pressure Washing Your Roof

⚠️ Shingle Damage – High pressure blasts away the protective granules on asphalt shingles, making them more vulnerable to the elements.


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Water Intrusion – Pressurized water can seep under shingles, leading to rot, mold, and interior leaks.


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Short-Term Results – Pressure washing only removes surface dirt—moss and algae will return quickly.

Why Soft Washing Is the Best Choice

✔️ Safe for all roof types
✔️ Kills moss & algae at the source
✔️ Longer-lasting results (prevents regrowth for years!)
✔️ Protects your shingles & maintains warranty coverage

Trust the Experts at Precision Pro Wash!

We specialize in soft washing technology to clean your roof safely and effectively. Don’t risk damage to your roof—schedule your professional soft wash today!

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