An undiluted cleaning agent may leave a residue in the marble s pores.
Cleaning marble grave monuments.
Do not re use the cloth that you used with the soapy water.
This second spray will work the product into the second layer of the lichen.
After the rinse water drains examine the surface for any areas that need additional attention due to moss lichen algae or other organic growths or particularly dirty soiled spots.
To remove lichen saturate the surface with wet forget.
Mix 1 tablespoon of the non ionic soap with 1 gallon of water.
Wooden or plastic scrapers can be utilised to remove larger build up such as bird poo or moss and lichen.
Once you have completely wiped the surface s with your sponge rinse the marker or monument thoroughly with clean water.
Wait 15 minutes and spray the surface again.
Wash the granite headstone several times with another clean rag or cloth.
Cleaning weak marble can result in further irreparable damage.
Use soft bristle brushes and a mild stone cleaning solution mild ionic soap or detergent ph neutral working in a circular motion to gently remove dirt and dust.
Use the wooden scraper to remove any algae or moss growth from the surface.
How to clean marble headstones soak.
However it still must be a very gentle cleaning.
Currently a product called d 2 is recommended and is the cleaning agent used on the white house and various statues and monuments.
Cleaning gravestones with bleach is never a good idea church said but it s especially bad when you re working on porous stone.
Wetting the marble first will provide better cleaner spread on the surface and make rinsing easier.
As with interior marble cleaning soak the cemetery headstone with water before adding a cleaner.
Spraying down the headstone first will help maximize the effectiveness of the cleaning solution.
The hardest of the natural stone type of monuments that you will see in a cemetery is granite which is still widely used today granite has a hardness of between 7 and 9 and can withstand a little more cleaning than the other types of natural stone.
Dry the granite headstone when you finish washing the granite headstone use a clean white cloth to dry the headstone immediately.
Headstones can be very porous and can soak up the cleaning solution before it has a chance to work.
Soak the stone by spraying it down with a hose or dumping a bucket of clean water over the entire surface.
A note about removing lichen.
Soak the stone with water to saturate any growth that may be present.