How Proper Maintenance Prevents Cracking and Surface Damage on Concrete

Published ​November 18, 2025 – Last reviewed February 21, 2026 Michael Thorgenson Owner, Aqua Clean Solutions, Inc. Concrete is a mixture of cement, water, and aggregates that harden through a chemical reaction called hydration. In Northern Virginia, the repeated temperature swings, humidity, deicing salts, and soil movement place added stress on concrete surfaces. Over time,…

Read More

Why Black Streaks Appear on Your Sidings and Roofs

Published ​November 18, 2025 – Last reviewed February 21, 2026 Michael Thorgenson Owner, Aqua Clean Solutions, Inc. Introduction Black streaks on roofs in Northern Virginia are primarily caused by Gloeocapsa magma, a cyanobacteria (blue-green algae-like organism) that feeds on the limestone filler in asphalt shingles, forming protective dark pigmented sheaths that create vertical dark gray…

Read More