High-pressure water can do serious damage in seconds. Pressure washing damages shingles, shortens roof lifespan, and may void warranties. Water forced under shingles can cause mold, leaks, and rot.
Following is a transcript of the video. Cleaning roofs is easier with this machine. Rüdiger Schulz GmbH is a roofing contracting company in Germany. Its roof cleaners developed the Aqua Jet Cleaning ...
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