This product has been trusted for years since it was introduced in 1995. Many customers, whether professional or not, have relied on the fast results of this solution. After waiting for 10 to 15 minutes, gently scrub the surface of the headstone using a soft bristle brush. Do this in a circular motion. Do not use any ammonia, vinegar, or lemon cleaners, as their acidic formulas will eat away at the granite’s surface! Soak a clean rag or cloth in the soapy water, allowing the cleaning fluid to permeate it. Wring the rag or cloth a few times to remove excess water. Then wipe the granite headstone thoroughly. What is the best way to clean old tombstones?

D/2 Biological Solution is a biodegradable, easy to use liquid that removes stains from mold, algae, mildew, lichens and air pollutants. It is effective on marble, granite, limestone, brownstone, travertine, masonry, terra cotta, concrete, stucco, wood, and other architectural surfaces including monuments, sculpture and headstones. Some areas may require a little more elbow grease than others. Once the debris lifts off the stone, dip a clean rag in fresh water and rinse away the soap suds so that none is left behind. Dry the headstone with a clean cloth or paper towels.

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D/2 Biological Solution works to remove mold, mildew, moss, algae and air pollutants. Unfortunately, it will not work well to remove rust stains. We recommend trying Pre-Lim Surface Cleaner or Rust Remover

D/2 Biological Solution is a safe, effective, and easy-to-use liquid that removes stains on surfaces and architectural features caused by mould, mildew, algae, lichens, and air pollutants. The appearance will continually improve days after you clean the stone. After just a few applications of this cleaning solution, your headstone can look new again.D/2 was developed by conservators who know the damage that can be done by cleaners containing acid or salts. Our product has been specially formulated without these harmful agents. D/2 is a nearly pH-neutral quaternary ammonium solution with surfactants that help carry surface contaminants away. No other solution is more trusted by architectural and monument conservators.

Place the refillable bottle into the cradle and let go. Remove when automatic filling is complete and screw dosing cap or trigger sprayer onto the bottle. Also, always see to it that you follow the manufacturer’s recommendation, especially the dilution ratio and dwell time. If you change these instructions, the effectiveness of the cleaning method may be affected. Just apply the cleaner evenly on the surface.While D/2 is safer to use in areas with plants, in the event of excessive exposure, rinse all plants and water in all planted ground areas. Cleaning gravestones with bleach is never a good idea, Church said, but it’s especially bad when you’re working on porous stone. Bleach is alkaline, so it doesn’t pose the big risk of acidic cleaners, which dissolve sensitive stone, including marble. How much does it cost to clean a headstone? Spray D/2 on and walk away. It will take longer but eventually the rain will naturally rinse away the staining, it could take a few months.

No, the quart size with spray nozzle is sold separate. The D/2 Gallon is just the gallon sized container of solution. Remove the plastic wrap and tape and discard it in a trash bin. Dip the cloths in the water and wash away the paste from the stone. Dry the headstone with paper towels to prevent streaking. Natural Gravestone Cleaner Soap and water are also the ideal combination to use as a DIY marble floor cleaning liquid. Stains may require a different treatment. Using a Power Washer

No Scrub/No Rinse Method

Living in Colorado, we have a lot of minerals in the water. The cemetery irrigates using sprinklers which when the water dries on the monuments there is a white deposit that builds up. Will D2 work on solving that problem. If not please suggest something.