Stoltz uses a certified soft wash method to safely remove algae, mold, and moss without voiding your warranty or damaging your shingles.
High-pressure washing destroys shingles and voids manufacturer warranties. Our no-pressure soft wash method is the only safe way to clean a roof.
We evaluate your roof type and condition.
Low-pressure, algae-killing treatment.
Streak-free results that last years.
Results that typically last 7–10 years.
A: No. Our low-pressure system is approved by shingle manufacturers and will not void your warranty.
A: Typically 7–10 years depending on your roof type and surrounding tree coverage.
A: No, we can complete the full job while you're away.
A: Yes, we pre-wet and protect all plants before applying any solution.