What not to use to clean pavers?
If you live in Grasonville, MD and are thinking about sprucing up your patio or driveway, you might be tempted to reach for whatever is handy. That can cause permanent damage. Here’s a practical guide to what not to use on pavers and why, plus safer alternatives.
Harsh acids and muriatic acid
Muriatic acid and other strong acids will eat at the surface of clay pavers and concrete. They lighten color, etch the finish, and can dissolve joint sand. Around Grasonville, where runoff can reach waterways, these chemicals are an environmental hazard too.
Straight household bleach
Bleach can remove stains but it also damages surrounding plants and kills helpful microbes in soil. It can fade paver color over time. Bleach runoff into storm drains is a problem near the Chesapeake Bay.
Wire brushes and metal scrapers
Aggressive scrubbing with wire brushes or metal tools scratches and chips pavers. That rough surface traps more dirt and makes them look older. Use plastic or nylon brushes instead.
High pressure at close range
A pressure washer set too high or used too close will remove the top layer of the paver and blow out joint sand. That causes movement, sinking, and weeds. If you must pressure wash, use a low to medium pressure with a wide spray angle and keep distance.
Harsh household cleaners and degreasers
Oven cleaner, drain cleaner, paint stripper and some concentrated degreasers can discolor pavers and harm grasses and shrubs. Many contain solvents that are bad for local ecosystems. Read labels and avoid products not intended for outdoor masonry.
Rock salt and ice melt for cleaning stains
Rock salt and some corrosive ice melts will stain and pit pavers. They can also speed up deterioration when left on surfaces. Use pet-safe, paver-safe ice melt products and sweep them off after thaw.
Power washers or tools that remove joint sand
Avoid tools that strip out the sand between pavers. That sand is what locks the pattern in place. Once it is gone, the surface becomes unstable and weeds move in.
Safer options
Use a mild detergent mixed with water, a stiff nylon brush, and rinsing with a garden hose for general cleaning. For oil stains, use an absorbent product like cat litter or a purpose-made paver oil cleaner. For heavy or sensitive jobs, consider soft wash techniques and eco-friendly cleaners that are safe for plants and nearby waterways.
All Hands Pressure Washing uses eco-friendly cleaners and soft wash methods designed for our area. If you want the job done without risk to your pavers or the environment, we can help.
Want help cleaning your pavers? Visit allhandspressurewashing.com to learn more and schedule a service.